diff --git a/package.json b/package.json
index d65f115..0c69332 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "lemmy-js-client",
   "description": "A javascript / typescript client for Lemmy",
-  "version": "0.16.4-rc.3",
+  "version": "0.17.0-rc.30",
   "author": "Dessalines <tyhou13@gmx.com>",
   "license": "AGPL-3.0",
   "main": "./dist/index.js",
@@ -16,10 +16,12 @@
   },
   "repository": "https://github.com/LemmyNet/lemmy-js-client",
   "devDependencies": {
+    "@sniptt/monads": "^0.5.10",
     "@types/node": "^17.0.33",
     "@types/node-fetch": "^3.0.3",
     "@typescript-eslint/eslint-plugin": "^5.23.0",
     "@typescript-eslint/parser": "^5.23.0",
+    "class-transformer": "^0.5.1",
     "eslint": "^8.15.0",
     "eslint-plugin-prettier": "^4.0.0",
     "husky": "^8.0.1",
@@ -29,6 +31,7 @@
     "prettier-plugin-import-sort": "^0.0.7",
     "prettier-plugin-organize-imports": "^2.3.4",
     "prettier-plugin-packagejson": "^2.2.18",
+    "reflect-metadata": "^0.1.13",
     "sortpack": "^2.2.0",
     "typedoc": "^0.21.6",
     "typedoc-plugin-sourcefile-url": "^1.0.6",
diff --git a/src/http.ts b/src/http.ts
index 82a337c..487d931 100644
--- a/src/http.ts
+++ b/src/http.ts
@@ -1,3 +1,4 @@
+import { ClassConstructor, deserialize, serialize } from "class-transformer";
 import fetch from "node-fetch";
 import {
   CommentReportResponse,
@@ -154,649 +155,904 @@ export class LemmyHttp {
 
   /**
    * Gets the site, and your user data.
+   *
    * `HTTP.GET /site`
    */
-  async getSite(form: GetSite): Promise<GetSiteResponse> {
-    return this.wrapper(HttpType.Get, "/site", form);
+  async getSite(form: GetSite) {
+    return this.wrapper(HttpType.Get, "/site", form, GetSiteResponse);
   }
 
   /**
    * Create your site.
+   *
    * `HTTP.POST /site`
    */
-  async createSite(form: CreateSite): Promise<SiteResponse> {
-    return this.wrapper(HttpType.Post, "/site", form);
+  async createSite(form: CreateSite) {
+    return this.wrapper(HttpType.Post, "/site", form, SiteResponse);
   }
 
   /**
    * Edit your site.
+   *
    * `HTTP.PUT /site`
    */
-  async editSite(form: EditSite): Promise<SiteResponse> {
-    return this.wrapper(HttpType.Put, "/site", form);
+  async editSite(form: EditSite) {
+    return this.wrapper(HttpType.Put, "/site", form, SiteResponse);
   }
 
   /**
    * Leave the Site admins.
+   *
    * `HTTP.POST /user/leave_admin`
    */
-  async leaveAdmin(form: LeaveAdmin): Promise<GetSiteResponse> {
-    return this.wrapper(HttpType.Post, "/user/leave_admin", form);
+  async leaveAdmin(form: LeaveAdmin) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/leave_admin",
+      form,
+      GetSiteResponse
+    );
   }
 
   /**
    * Get your site configuration.
+   *
    * `HTTP.GET /site/config`
    */
-  async getSiteConfig(form: GetSiteConfig): Promise<GetSiteConfigResponse> {
-    return this.wrapper(HttpType.Get, "/site/config", form);
+  async getSiteConfig(form: GetSiteConfig) {
+    return this.wrapper(
+      HttpType.Get,
+      "/site/config",
+      form,
+      GetSiteConfigResponse
+    );
   }
 
   /**
    * Save your site config.
+   *
    * `HTTP.PUT /site/config`
    */
-  async saveSiteConfig(form: SaveSiteConfig): Promise<GetSiteConfigResponse> {
-    return this.wrapper(HttpType.Put, "/site/config", form);
+  async saveSiteConfig(form: SaveSiteConfig) {
+    return this.wrapper(
+      HttpType.Put,
+      "/site/config",
+      form,
+      GetSiteConfigResponse
+    );
   }
 
   /**
    * Get the modlog.
+   *
    * `HTTP.GET /modlog`
    */
-  async getModlog(form: GetModlog): Promise<GetModlogResponse> {
-    return this.wrapper(HttpType.Get, "/modlog", form);
+  async getModlog(form: GetModlog) {
+    return this.wrapper(HttpType.Get, "/modlog", form, GetModlogResponse);
   }
 
   /**
    * Search lemmy.
+   *
    * `HTTP.GET /search`
    */
-  async search(form: Search): Promise<SearchResponse> {
-    return this.wrapper(HttpType.Get, "/search", form);
+  async search(form: Search) {
+    return this.wrapper(HttpType.Get, "/search", form, SearchResponse);
   }
 
   /**
    * Fetch a non-local / federated object.
+   *
    * `HTTP.GET /resolve_object`
    */
-  async resolveObject(form: ResolveObject): Promise<ResolveObjectResponse> {
-    return this.wrapper(HttpType.Get, "/resolve_object", form);
+  async resolveObject(form: ResolveObject) {
+    return this.wrapper(
+      HttpType.Get,
+      "/resolve_object",
+      form,
+      ResolveObjectResponse
+    );
   }
 
   /**
    * Create a new community.
+   *
    * `HTTP.POST /community`
    */
-  async createCommunity(form: CreateCommunity): Promise<CommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community", form);
+  async createCommunity(form: CreateCommunity) {
+    return this.wrapper(HttpType.Post, "/community", form, CommunityResponse);
   }
 
   /**
    * Get / fetch a community.
+   *
    * `HTTP.GET /community`
    */
-  async getCommunity(form: GetCommunity): Promise<GetCommunityResponse> {
-    return this.wrapper(HttpType.Get, "/community", form);
+  async getCommunity(form: GetCommunity) {
+    return this.wrapper(HttpType.Get, "/community", form, GetCommunityResponse);
   }
 
   /**
    * Edit a community.
+   *
    * `HTTP.PUT /community`
    */
-  async editCommunity(form: EditCommunity): Promise<CommunityResponse> {
-    return this.wrapper(HttpType.Put, "/community", form);
+  async editCommunity(form: EditCommunity) {
+    return this.wrapper(HttpType.Put, "/community", form, CommunityResponse);
   }
 
   /**
    * List communities, with various filters.
+   *
    * `HTTP.GET /community/list`
    */
-  async listCommunities(
-    form: ListCommunities
-  ): Promise<ListCommunitiesResponse> {
-    return this.wrapper(HttpType.Get, "/community/list", form);
+  async listCommunities(form: ListCommunities) {
+    return this.wrapper(
+      HttpType.Get,
+      "/community/list",
+      form,
+      ListCommunitiesResponse
+    );
   }
 
   /**
    * Follow / subscribe to a community.
+   *
    * `HTTP.POST /community/follow`
    */
-  async followCommunity(form: FollowCommunity): Promise<CommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community/follow", form);
+  async followCommunity(form: FollowCommunity) {
+    return this.wrapper(
+      HttpType.Post,
+      "/community/follow",
+      form,
+      CommunityResponse
+    );
   }
 
   /**
    * Block a community.
+   *
    * `HTTP.POST /community/block`
    */
-  async blockCommunity(form: BlockCommunity): Promise<BlockCommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community/block", form);
+  async blockCommunity(form: BlockCommunity) {
+    return this.wrapper(
+      HttpType.Post,
+      "/community/block",
+      form,
+      BlockCommunityResponse
+    );
   }
 
   /**
    * Delete a community.
+   *
    * `HTTP.POST /community/delete`
    */
-  async deleteCommunity(form: DeleteCommunity): Promise<CommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community/delete", form);
+  async deleteCommunity(form: DeleteCommunity) {
+    return this.wrapper(
+      HttpType.Post,
+      "/community/delete",
+      form,
+      CommunityResponse
+    );
   }
 
   /**
    * A moderator remove for a community.
+   *
    * `HTTP.POST /community/remove`
    */
-  async removeCommunity(form: RemoveCommunity): Promise<CommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community/remove", form);
+  async removeCommunity(form: RemoveCommunity) {
+    return this.wrapper(
+      HttpType.Post,
+      "/community/remove",
+      form,
+      CommunityResponse
+    );
   }
 
   /**
    * Transfer your community to an existing moderator.
+   *
    * `HTTP.POST /community/transfer`
    */
-  async transferCommunity(
-    form: TransferCommunity
-  ): Promise<GetCommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community/transfer", form);
+  async transferCommunity(form: TransferCommunity) {
+    return this.wrapper(
+      HttpType.Post,
+      "/community/transfer",
+      form,
+      GetCommunityResponse
+    );
   }
 
   /**
    * Ban a user from a community.
+   *
    * `HTTP.POST /community/ban_user`
    */
-  async banFromCommunity(
-    form: BanFromCommunity
-  ): Promise<BanFromCommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community/ban_user", form);
+  async banFromCommunity(form: BanFromCommunity) {
+    return this.wrapper(
+      HttpType.Post,
+      "/community/ban_user",
+      form,
+      BanFromCommunityResponse
+    );
   }
 
   /**
    * Add a moderator to your community.
+   *
    * `HTTP.POST /community/mod`
    */
-  async addModToCommunity(
-    form: AddModToCommunity
-  ): Promise<AddModToCommunityResponse> {
-    return this.wrapper(HttpType.Post, "/community/mod", form);
+  async addModToCommunity(form: AddModToCommunity) {
+    return this.wrapper(
+      HttpType.Post,
+      "/community/mod",
+      form,
+      AddModToCommunityResponse
+    );
   }
 
   /**
    * Create a post.
+   *
    * `HTTP.POST /post`
    */
-  async createPost(form: CreatePost): Promise<PostResponse> {
-    return this.wrapper(HttpType.Post, "/post", form);
+  async createPost(form: CreatePost) {
+    return this.wrapper(HttpType.Post, "/post", form, PostResponse);
   }
 
   /**
    * Get / fetch a post.
+   *
    * `HTTP.GET /post`
    */
-  async getPost(form: GetPost): Promise<GetPostResponse> {
-    return this.wrapper(HttpType.Get, "/post", form);
+  async getPost(form: GetPost) {
+    return this.wrapper(HttpType.Get, "/post", form, GetPostResponse);
   }
 
   /**
    * Edit a post.
+   *
    * `HTTP.PUT /post`
    */
-  async editPost(form: EditPost): Promise<PostResponse> {
-    return this.wrapper(HttpType.Put, "/post", form);
+  async editPost(form: EditPost) {
+    return this.wrapper(HttpType.Put, "/post", form, PostResponse);
   }
 
   /**
    * Delete a post.
+   *
    * `HTTP.POST /post/delete`
    */
-  async deletePost(form: DeletePost): Promise<PostResponse> {
-    return this.wrapper(HttpType.Post, "/post/delete", form);
+  async deletePost(form: DeletePost) {
+    return this.wrapper(HttpType.Post, "/post/delete", form, PostResponse);
   }
 
   /**
    * A moderator remove for a post.
+   *
    * `HTTP.POST /post/remove`
    */
-  async removePost(form: RemovePost): Promise<PostResponse> {
-    return this.wrapper(HttpType.Post, "/post/remove", form);
+  async removePost(form: RemovePost) {
+    return this.wrapper(HttpType.Post, "/post/remove", form, PostResponse);
   }
 
   /**
    * Mark a post as read.
+   *
    * `HTTP.POST /post/mark_as_read`
    */
-  async markPostAsRead(form: MarkPostAsRead): Promise<PostResponse> {
-    return this.wrapper(HttpType.Post, "/post/mark_as_read", form);
+  async markPostAsRead(form: MarkPostAsRead) {
+    return this.wrapper(
+      HttpType.Post,
+      "/post/mark_as_read",
+      form,
+      PostResponse
+    );
   }
 
   /**
    * A moderator can lock a post ( IE disable new comments ).
+   *
    * `HTTP.POST /post/lock`
    */
-  async lockPost(form: LockPost): Promise<PostResponse> {
-    return this.wrapper(HttpType.Post, "/post/lock", form);
+  async lockPost(form: LockPost) {
+    return this.wrapper(HttpType.Post, "/post/lock", form, PostResponse);
   }
 
   /**
    * A moderator can sticky a post ( IE stick it to the top of a community ).
+   *
    * `HTTP.POST /post/sticky`
    */
-  async stickyPost(form: StickyPost): Promise<PostResponse> {
-    return this.wrapper(HttpType.Post, "/post/sticky", form);
+  async stickyPost(form: StickyPost) {
+    return this.wrapper(HttpType.Post, "/post/sticky", form, PostResponse);
   }
 
   /**
    * Get / fetch posts, with various filters.
+   *
    * `HTTP.GET /post/list`
    */
-  async getPosts(form: GetPosts): Promise<GetPostsResponse> {
-    return this.wrapper(HttpType.Get, "/post/list", form);
+  async getPosts(form: GetPosts) {
+    return this.wrapper(HttpType.Get, "/post/list", form, GetPostsResponse);
   }
 
   /**
    * Like / vote on a post.
+   *
    * `HTTP.POST /post/like`
    */
-  async likePost(form: CreatePostLike): Promise<PostResponse> {
-    return this.wrapper(HttpType.Post, "/post/like", form);
+  async likePost(form: CreatePostLike) {
+    return this.wrapper(HttpType.Post, "/post/like", form, PostResponse);
   }
 
   /**
    * Save a post.
+   *
    * `HTTP.PUT /post/save`
    */
-  async savePost(form: SavePost): Promise<PostResponse> {
-    return this.wrapper(HttpType.Put, "/post/save", form);
+  async savePost(form: SavePost) {
+    return this.wrapper(HttpType.Put, "/post/save", form, PostResponse);
   }
 
   /**
    * Report a post.
+   *
    * `HTTP.POST /post/report`
    */
-  async createPostReport(form: CreatePostReport): Promise<PostReportResponse> {
-    return this.wrapper(HttpType.Post, "/post/report", form);
+  async createPostReport(form: CreatePostReport) {
+    return this.wrapper(
+      HttpType.Post,
+      "/post/report",
+      form,
+      PostReportResponse
+    );
   }
 
   /**
    * Resolve a post report. Only a mod can do this.
+   *
    * `HTTP.PUT /post/report/resolve`
    */
-  async resolvePostReport(
-    form: ResolvePostReport
-  ): Promise<PostReportResponse> {
-    return this.wrapper(HttpType.Put, "/post/report/resolve", form);
+  async resolvePostReport(form: ResolvePostReport) {
+    return this.wrapper(
+      HttpType.Put,
+      "/post/report/resolve",
+      form,
+      PostReportResponse
+    );
   }
 
   /**
    * List post reports.
+   *
    * `HTTP.GET /post/report/list`
    */
-  async listPostReports(
-    form: ListPostReports
-  ): Promise<ListPostReportsResponse> {
-    return this.wrapper(HttpType.Get, "/post/report/list", form);
+  async listPostReports(form: ListPostReports) {
+    return this.wrapper(
+      HttpType.Get,
+      "/post/report/list",
+      form,
+      ListPostReportsResponse
+    );
   }
 
   /**
    * Fetch metadata for any given site.
+   *
    * `HTTP.GET /post/site_metadata`
    */
-  async getSiteMetadata(
-    form: GetSiteMetadata
-  ): Promise<GetSiteMetadataResponse> {
-    return this.wrapper(HttpType.Get, "/post/site_metadata", form);
+  async getSiteMetadata(form: GetSiteMetadata) {
+    return this.wrapper(
+      HttpType.Get,
+      "/post/site_metadata",
+      form,
+      GetSiteMetadataResponse
+    );
   }
 
   /**
    * Create a comment.
+   *
    * `HTTP.POST /comment`
    */
-  async createComment(form: CreateComment): Promise<CommentResponse> {
-    return this.wrapper(HttpType.Post, "/comment", form);
+  async createComment(form: CreateComment) {
+    return this.wrapper(HttpType.Post, "/comment", form, CommentResponse);
   }
 
   /**
    * Edit a comment.
+   *
    * `HTTP.PUT /comment`
    */
-  async editComment(form: EditComment): Promise<CommentResponse> {
-    return this.wrapper(HttpType.Put, "/comment", form);
+  async editComment(form: EditComment) {
+    return this.wrapper(HttpType.Put, "/comment", form, CommentResponse);
   }
 
   /**
    * Delete a comment.
+   *
    * `HTTP.POST /comment/delete`
    */
-  async deleteComment(form: DeleteComment): Promise<CommentResponse> {
-    return this.wrapper(HttpType.Post, "/comment/delete", form);
+  async deleteComment(form: DeleteComment) {
+    return this.wrapper(
+      HttpType.Post,
+      "/comment/delete",
+      form,
+      CommentResponse
+    );
   }
 
   /**
    * A moderator remove for a comment.
+   *
    * `HTTP.POST /comment/remove`
    */
-  async removeComment(form: RemoveComment): Promise<CommentResponse> {
-    return this.wrapper(HttpType.Post, "/comment/remove", form);
+  async removeComment(form: RemoveComment) {
+    return this.wrapper(
+      HttpType.Post,
+      "/comment/remove",
+      form,
+      CommentResponse
+    );
   }
 
   /**
    * Mark a comment as read.
+   *
    * `HTTP.POST /comment/mark_as_read`
    */
-  async markCommentAsRead(form: MarkCommentAsRead): Promise<CommentResponse> {
-    return this.wrapper(HttpType.Post, "/comment/mark_as_read", form);
+  async markCommentAsRead(form: MarkCommentAsRead) {
+    return this.wrapper(
+      HttpType.Post,
+      "/comment/mark_as_read",
+      form,
+      CommentResponse
+    );
   }
 
   /**
    * Like / vote on a comment.
+   *
    * `HTTP.POST /comment/like`
    */
-  async likeComment(form: CreateCommentLike): Promise<CommentResponse> {
-    return this.wrapper(HttpType.Post, "/comment/like", form);
+  async likeComment(form: CreateCommentLike) {
+    return this.wrapper(HttpType.Post, "/comment/like", form, CommentResponse);
   }
 
   /**
    * Save a comment.
+   *
    * `HTTP.PUT /comment/save`
    */
-  async saveComment(form: SaveComment): Promise<CommentResponse> {
-    return this.wrapper(HttpType.Put, "/comment/save", form);
+  async saveComment(form: SaveComment) {
+    return this.wrapper(HttpType.Put, "/comment/save", form, CommentResponse);
   }
 
   /**
    * Get / fetch comments.
+   *
    * `HTTP.GET /comment/list`
    */
-  async getComments(form: GetComments): Promise<GetCommentsResponse> {
-    return this.wrapper(HttpType.Get, "/comment/list", form);
+  async getComments(form: GetComments) {
+    return this.wrapper(
+      HttpType.Get,
+      "/comment/list",
+      form,
+      GetCommentsResponse
+    );
   }
 
   /**
    * Report a comment.
+   *
    * `HTTP.POST /comment/report`
    */
-  async createCommentReport(
-    form: CreateCommentReport
-  ): Promise<CommentReportResponse> {
-    return this.wrapper(HttpType.Post, "/comment/report", form);
+  async createCommentReport(form: CreateCommentReport) {
+    return this.wrapper(
+      HttpType.Post,
+      "/comment/report",
+      form,
+      CommentReportResponse
+    );
   }
 
   /**
    * Resolve a comment report. Only a mod can do this.
+   *
    * `HTTP.PUT /comment/report/resolve`
    */
-  async resolveCommentReport(
-    form: ResolveCommentReport
-  ): Promise<CommentReportResponse> {
-    return this.wrapper(HttpType.Put, "/comment/report/resolve", form);
+  async resolveCommentReport(form: ResolveCommentReport) {
+    return this.wrapper(
+      HttpType.Put,
+      "/comment/report/resolve",
+      form,
+      CommentReportResponse
+    );
   }
 
   /**
    * List comment reports.
+   *
    * `HTTP.GET /comment/report/list`
    */
-  async listCommentReports(
-    form: ListCommentReports
-  ): Promise<ListCommentReportsResponse> {
-    return this.wrapper(HttpType.Get, "/comment/report/list", form);
+  async listCommentReports(form: ListCommentReports) {
+    return this.wrapper(
+      HttpType.Get,
+      "/comment/report/list",
+      form,
+      ListCommentReportsResponse
+    );
   }
 
   /**
    * Get / fetch private messages.
+   *
    * `HTTP.GET /private_message/list`
    */
-  async getPrivateMessages(
-    form: GetPrivateMessages
-  ): Promise<PrivateMessagesResponse> {
-    return this.wrapper(HttpType.Get, "/private_message/list", form);
+  async getPrivateMessages(form: GetPrivateMessages) {
+    return this.wrapper(
+      HttpType.Get,
+      "/private_message/list",
+      form,
+      PrivateMessagesResponse
+    );
   }
 
   /**
    * Create a private message.
+   *
    * `HTTP.POST /private_message`
    */
-  async createPrivateMessage(
-    form: CreatePrivateMessage
-  ): Promise<PrivateMessageResponse> {
-    return this.wrapper(HttpType.Post, "/private_message", form);
+  async createPrivateMessage(form: CreatePrivateMessage) {
+    return this.wrapper(
+      HttpType.Post,
+      "/private_message",
+      form,
+      PrivateMessageResponse
+    );
   }
 
   /**
    * Edit a private message.
+   *
    * `HTTP.PUT /private_message`
    */
-  async editPrivateMessage(
-    form: EditPrivateMessage
-  ): Promise<PrivateMessageResponse> {
-    return this.wrapper(HttpType.Put, "/private_message", form);
+  async editPrivateMessage(form: EditPrivateMessage) {
+    return this.wrapper(
+      HttpType.Put,
+      "/private_message",
+      form,
+      PrivateMessageResponse
+    );
   }
 
   /**
    * Delete a private message.
+   *
    * `HTTP.POST /private_message/delete`
    */
-  async deletePrivateMessage(
-    form: DeletePrivateMessage
-  ): Promise<PrivateMessageResponse> {
-    return this.wrapper(HttpType.Post, "/private_message/delete", form);
+  async deletePrivateMessage(form: DeletePrivateMessage) {
+    return this.wrapper(
+      HttpType.Post,
+      "/private_message/delete",
+      form,
+      PrivateMessageResponse
+    );
   }
 
   /**
    * Mark a private message as read.
+   *
    * `HTTP.POST /private_message/mark_as_read`
    */
-  async markPrivateMessageAsRead(
-    form: MarkPrivateMessageAsRead
-  ): Promise<PrivateMessageResponse> {
-    return this.wrapper(HttpType.Post, "/private_message/mark_as_read", form);
+  async markPrivateMessageAsRead(form: MarkPrivateMessageAsRead) {
+    return this.wrapper(
+      HttpType.Post,
+      "/private_message/mark_as_read",
+      form,
+      PrivateMessageResponse
+    );
   }
 
   /**
    * Register a new user.
+   *
    * `HTTP.POST /user/register`
    */
-  async register(form: Register): Promise<LoginResponse> {
-    return this.wrapper(HttpType.Post, "/user/register", form);
+  async register(form: Register) {
+    return this.wrapper(HttpType.Post, "/user/register", form, LoginResponse);
   }
 
   /**
    * Log into lemmy.
+   *
    * `HTTP.POST /user/login`
    */
-  async login(form: Login): Promise<LoginResponse> {
-    return this.wrapper(HttpType.Post, "/user/login", form);
+  async login(form: Login) {
+    return this.wrapper(HttpType.Post, "/user/login", form, LoginResponse);
   }
 
   /**
    * Get the details for a person.
+   *
    * `HTTP.GET /user`
    */
-  async getPersonDetails(
-    form: GetPersonDetails
-  ): Promise<GetPersonDetailsResponse> {
-    return this.wrapper(HttpType.Get, "/user", form);
+  async getPersonDetails(form: GetPersonDetails) {
+    return this.wrapper(HttpType.Get, "/user", form, GetPersonDetailsResponse);
   }
 
   /**
    * Get mentions for your user.
+   *
    * `HTTP.GET /user/mention`
    */
-  async getPersonMentions(
-    form: GetPersonMentions
-  ): Promise<GetPersonMentionsResponse> {
-    return this.wrapper(HttpType.Get, "/user/mention", form);
+  async getPersonMentions(form: GetPersonMentions) {
+    return this.wrapper(
+      HttpType.Get,
+      "/user/mention",
+      form,
+      GetPersonMentionsResponse
+    );
   }
 
   /**
    * Mark a person mention as read.
+   *
    * `HTTP.POST /user/mention/mark_as_read`
    */
-  async markPersonMentionAsRead(
-    form: MarkPersonMentionAsRead
-  ): Promise<PersonMentionResponse> {
-    return this.wrapper(HttpType.Post, "/user/mention/mark_as_read", form);
+  async markPersonMentionAsRead(form: MarkPersonMentionAsRead) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/mention/mark_as_read",
+      form,
+      PersonMentionResponse
+    );
   }
 
   /**
    * Get comment replies.
+   *
    * `HTTP.GET /user/replies`
    */
-  async getReplies(form: GetReplies): Promise<GetRepliesResponse> {
-    return this.wrapper(HttpType.Get, "/user/replies", form);
+  async getReplies(form: GetReplies) {
+    return this.wrapper(
+      HttpType.Get,
+      "/user/replies",
+      form,
+      GetRepliesResponse
+    );
   }
 
   /**
    * Ban a person from your site.
+   *
    * `HTTP.POST /user/ban`
    */
-  async banPerson(form: BanPerson): Promise<BanPersonResponse> {
-    return this.wrapper(HttpType.Post, "/user/ban", form);
+  async banPerson(form: BanPerson) {
+    return this.wrapper(HttpType.Post, "/user/ban", form, BanPersonResponse);
   }
 
   /**
    * Get a list of banned users
+   *
    * `HTTP.GET /user/banned`
    */
-  async getBannedPersons(
-    form: GetBannedPersons
-  ): Promise<BannedPersonsResponse> {
-    return this.wrapper(HttpType.Get, "/user/banned", form);
+  async getBannedPersons(form: GetBannedPersons) {
+    return this.wrapper(
+      HttpType.Get,
+      "/user/banned",
+      form,
+      BannedPersonsResponse
+    );
   }
 
   /**
    * Block a person.
+   *
    * `HTTP.POST /user/block`
    */
-  async blockPerson(form: BlockPerson): Promise<BlockPersonResponse> {
-    return this.wrapper(HttpType.Post, "/user/block", form);
+  async blockPerson(form: BlockPerson) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/block",
+      form,
+      BlockPersonResponse
+    );
   }
 
   /**
    * Fetch a Captcha.
+   *
    * `HTTP.GET /user/get_captcha`
    */
-  async getCaptcha(): Promise<GetCaptchaResponse> {
-    return this.wrapper(HttpType.Get, "/user/get_captcha", {});
+  async getCaptcha() {
+    return this.wrapper(
+      HttpType.Get,
+      "/user/get_captcha",
+      {},
+      GetCaptchaResponse
+    );
   }
 
   /**
    * Delete your account.
+   *
    * `HTTP.POST /user/delete_account`
    */
-  async deleteAccount(form: DeleteAccount): Promise<DeleteAccountResponse> {
-    return this.wrapper(HttpType.Post, "/user/delete_account", form);
+  async deleteAccount(form: DeleteAccount) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/delete_account",
+      form,
+      DeleteAccountResponse
+    );
   }
 
   /**
    * Reset your password.
+   *
    * `HTTP.POST /user/password_reset`
    */
-  async passwordReset(form: PasswordReset): Promise<PasswordResetResponse> {
-    return this.wrapper(HttpType.Post, "/user/password_reset", form);
+  async passwordReset(form: PasswordReset) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/password_reset",
+      form,
+      PasswordResetResponse
+    );
   }
 
   /**
    * Change your password from an email / token based reset.
+   *
    * `HTTP.POST /user/password_change`
    */
-  async passwordChange(form: PasswordChange): Promise<LoginResponse> {
-    return this.wrapper(HttpType.Post, "/user/password_change", form);
+  async passwordChange(form: PasswordChange) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/password_change",
+      form,
+      LoginResponse
+    );
   }
 
   /**
    * Mark all replies as read.
+   *
    * `HTTP.POST /user/mark_all_as_read`
    */
-  async markAllAsRead(form: MarkAllAsRead): Promise<GetRepliesResponse> {
-    return this.wrapper(HttpType.Post, "/user/mark_all_as_read", form);
+  async markAllAsRead(form: MarkAllAsRead) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/mark_all_as_read",
+      form,
+      GetRepliesResponse
+    );
   }
 
   /**
    * Save your user settings.
+   *
    * `HTTP.PUT /user/save_user_settings`
    */
-  async saveUserSettings(form: SaveUserSettings): Promise<LoginResponse> {
-    return this.wrapper(HttpType.Put, "/user/save_user_settings", form);
+  async saveUserSettings(form: SaveUserSettings) {
+    return this.wrapper(
+      HttpType.Put,
+      "/user/save_user_settings",
+      form,
+      LoginResponse
+    );
   }
 
   /**
    * Change your user password.
+   *
    * `HTTP.PUT /user/change_password`
    */
-  async changePassword(form: ChangePassword): Promise<LoginResponse> {
-    return this.wrapper(HttpType.Put, "/user/change_password", form);
+  async changePassword(form: ChangePassword) {
+    return this.wrapper(
+      HttpType.Put,
+      "/user/change_password",
+      form,
+      LoginResponse
+    );
   }
 
   /**
    * Get counts for your reports
+   *
    * `HTTP.GET /user/report_count`
    */
-  async getReportCount(form: GetReportCount): Promise<GetReportCountResponse> {
-    return this.wrapper(HttpType.Get, "/user/report_count", form);
+  async getReportCount(form: GetReportCount) {
+    return this.wrapper(
+      HttpType.Get,
+      "/user/report_count",
+      form,
+      GetReportCountResponse
+    );
   }
 
   /**
    * Get your unread counts
+   *
    * `HTTP.GET /user/unread_count`
    */
-  async getUnreadCount(form: GetUnreadCount): Promise<GetUnreadCountResponse> {
-    return this.wrapper(HttpType.Get, "/user/unread_count", form);
+  async getUnreadCount(form: GetUnreadCount) {
+    return this.wrapper(
+      HttpType.Get,
+      "/user/unread_count",
+      form,
+      GetUnreadCountResponse
+    );
   }
 
   /**
    * Verify your email
+   *
    * `HTTP.POST /user/verify_email`
    */
-  async verifyEmail(form: VerifyEmail): Promise<VerifyEmailResponse> {
-    return this.wrapper(HttpType.Post, "/user/verify_email", form);
+  async verifyEmail(form: VerifyEmail) {
+    return this.wrapper(
+      HttpType.Post,
+      "/user/verify_email",
+      form,
+      VerifyEmailResponse
+    );
   }
 
   /**
    * Add an admin to your site.
+   *
    * `HTTP.POST /admin/add`
    */
-  async addAdmin(form: AddAdmin): Promise<AddAdminResponse> {
-    return this.wrapper(HttpType.Post, "/admin/add", form);
+  async addAdmin(form: AddAdmin) {
+    return this.wrapper(HttpType.Post, "/admin/add", form, AddAdminResponse);
   }
 
   /**
    * Get the unread registration applications count.
+   *
    * `HTTP.GET /admin/registration_application/count`
    */
   async getUnreadRegistrationApplicationCount(
     form: GetUnreadRegistrationApplicationCount
-  ): Promise<GetUnreadRegistrationApplicationCountResponse> {
+  ) {
     return this.wrapper(
       HttpType.Get,
       "/admin/registration_application/count",
-      form
+      form,
+      GetUnreadRegistrationApplicationCountResponse
     );
   }
 
   /**
    * List the registration applications.
+   *
    * `HTTP.GET /admin/registration_application/list`
    */
-  async listRegistrationApplications(
-    form: ListRegistrationApplications
-  ): Promise<ListRegistrationApplicationsResponse> {
+  async listRegistrationApplications(form: ListRegistrationApplications) {
     return this.wrapper(
       HttpType.Get,
       "/admin/registration_application/list",
-      form
+      form,
+      ListRegistrationApplicationsResponse
     );
   }
 
   /**
    * Approve a registration application
+   *
    * `HTTP.PUT /admin/registration_application/approve`
    */
-  async approveRegistrationApplication(
-    form: ApproveRegistrationApplication
-  ): Promise<RegistrationApplicationResponse> {
+  async approveRegistrationApplication(form: ApproveRegistrationApplication) {
     return this.wrapper(
       HttpType.Put,
       "/admin/registration_application/approve",
-      form
+      form,
+      RegistrationApplicationResponse
     );
   }
 
@@ -804,17 +1060,29 @@ export class LemmyHttp {
     return `${this.apiUrl}${endpoint}`;
   }
 
-  private async wrapper<ResponseType, MessageType>(
+  private async wrapper<ResponseType, BodyType>(
     type_: HttpType,
     endpoint: string,
-    form: MessageType
+    form: BodyType,
+    responseClass: ClassConstructor<ResponseType>
   ): Promise<ResponseType> {
     if (type_ == HttpType.Get) {
       let getUrl = `${this.buildFullUrl(endpoint)}?${encodeGetParams(form)}`;
-      return fetch(getUrl, {
-        method: "GET",
-        headers: this.headers,
-      }).then(d => d.json() as Promise<ResponseType>);
+      return (
+        fetch(getUrl, {
+          method: "GET",
+          headers: this.headers,
+        })
+          // TODO test this
+          .then(
+            d =>
+              d
+                .text()
+                .then(a =>
+                  deserialize(responseClass, a)
+                ) as Promise<ResponseType>
+          )
+      );
     } else {
       return fetch(this.buildFullUrl(endpoint), {
         method: type_,
@@ -822,14 +1090,19 @@ export class LemmyHttp {
           "Content-Type": "application/json",
           ...this.headers,
         },
-        body: JSON.stringify(form),
+        body: serialize(form),
       }).then(d => d.json() as Promise<ResponseType>);
     }
   }
 }
 
-function encodeGetParams(p: any): string {
-  return Object.entries(p)
-    .map(kv => kv.map(encodeURIComponent).join("="))
-    .join("&");
+function encodeGetParams<BodyType>(p: BodyType): string {
+  // Necessary to remove the Options
+  let serialized = JSON.parse(serialize(p));
+  return (
+    Object.entries(serialized)
+      // TODO test this, it might serialize the undefineds
+      .map(kv => kv.map(encodeURIComponent).join("="))
+      .join("&")
+  );
 }
diff --git a/src/index.ts b/src/index.ts
index dc09883..7477d8a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,3 +1,4 @@
 export * from "./http";
 export * from "./interfaces";
+export * from "./utils";
 export * from "./websocket";
diff --git a/src/interfaces/api/comment.ts b/src/interfaces/api/comment.ts
index 3ad4d0a..b4e2ee1 100644
--- a/src/interfaces/api/comment.ts
+++ b/src/interfaces/api/comment.ts
@@ -1,74 +1,122 @@
+import { Option } from "@sniptt/monads";
+import { Expose, Transform, Type } from "class-transformer";
+import "reflect-metadata";
+import { toOption, toUndefined } from "../../utils";
 import { ListingType, SortType } from "../others";
 import { CommentReportView, CommentView } from "../views";
 
-export interface CreateComment {
+export class CreateComment {
   content: string;
-  parent_id?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  parent_id: Option<number>;
   post_id: number;
   /**
    * An optional front end ID, to tell which is comment is coming back.
    */
-  form_id?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  form_id: Option<string>;
   auth: string;
+
+  constructor(init: CreateComment) {
+    Object.assign(this, init);
+  }
 }
 
-export interface EditComment {
+export class EditComment {
   content: string;
   comment_id: number;
   /**
    * An optional front end ID, to tell which is comment is coming back.
    */
-  form_id?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  form_id: Option<string>;
   auth: string;
+
+  constructor(init: EditComment) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Only the creator can delete the comment.
  */
-export interface DeleteComment {
+export class DeleteComment {
   comment_id: number;
   deleted: boolean;
   auth: string;
+
+  constructor(init: DeleteComment) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Only a mod or admin can remove the comment.
  */
-export interface RemoveComment {
+export class RemoveComment {
   comment_id: number;
   removed: boolean;
-  reason?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
   auth: string;
+
+  constructor(init: RemoveComment) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Only the recipient can do this.
  */
-export interface MarkCommentAsRead {
+export class MarkCommentAsRead {
   comment_id: number;
   read: boolean;
   auth: string;
+
+  constructor(init: MarkCommentAsRead) {
+    Object.assign(this, init);
+  }
 }
 
-export interface SaveComment {
+export class SaveComment {
   comment_id: number;
   save: boolean;
   auth: string;
+
+  constructor(init: SaveComment) {
+    Object.assign(this, init);
+  }
 }
 
-export interface CommentResponse {
+export class CommentResponse {
+  @Type(() => CommentView)
   comment_view: CommentView;
   recipient_ids: number[];
   /**
    * An optional front end ID, to tell which is comment is coming back.
    */
-  form_id?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  form_id: Option<string>;
 }
 
-export interface CreateCommentLike {
+export class CreateCommentLike {
   comment_id: number;
   score: number;
   auth: string;
+
+  constructor(init: CreateCommentLike) {
+    Object.assign(this, init);
+  }
 }
 
 /**
@@ -77,55 +125,110 @@ export interface CreateCommentLike {
  * You can use either `community_id` or `community_name` as an id.
  * To get posts for a federated community by name, use `name@instance.tld` .
  */
-export interface GetComments {
-  type_?: ListingType;
-  sort?: SortType;
-  page?: number;
-  limit?: number;
-  community_id?: number;
-  community_name?: string;
-  saved_only?: boolean;
-  auth?: string;
+export class GetComments {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  type_: Option<ListingType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sort: Option<SortType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  saved_only: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: GetComments) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetCommentsResponse {
+export class GetCommentsResponse {
+  @Type(() => CommentView)
   comments: CommentView[];
 }
 
-export interface CreateCommentReport {
+export class CreateCommentReport {
   comment_id: number;
   reason: string;
   auth: string;
+
+  constructor(init: CreateCommentReport) {
+    Object.assign(this, init);
+  }
 }
 
-export interface CommentReportResponse {
+export class CommentReportResponse {
+  @Type(() => CommentReportView)
   comment_report_view: CommentReportView;
 }
 
-export interface ResolveCommentReport {
+export class ResolveCommentReport {
   report_id: number;
   /**
    * Either resolve or unresolve a report.
    */
   resolved: boolean;
   auth: string;
+
+  constructor(init: ResolveCommentReport) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ListCommentReports {
-  page?: number;
-  limit?: number;
+export class ListCommentReports {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
   /**
    * if no community is given, it returns reports for all communities moderated by the auth user.
    */
-  community_id?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
 
   /**
    * Only shows the unresolved reports.
    */
-  unresolved_only?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  unresolved_only: Option<boolean>;
   auth: string;
+
+  constructor(init: ListCommentReports) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ListCommentReportsResponse {
+export class ListCommentReportsResponse {
+  @Type(() => CommentReportView)
   comment_reports: CommentReportView[];
 }
diff --git a/src/interfaces/api/community.ts b/src/interfaces/api/community.ts
index a9c0ff3..b4f7099 100644
--- a/src/interfaces/api/community.ts
+++ b/src/interfaces/api/community.ts
@@ -1,3 +1,7 @@
+import { Option } from "@sniptt/monads";
+import { Expose, Transform, Type } from "class-transformer";
+import "reflect-metadata";
+import { toOption, toUndefined } from "../../utils";
 import { ListingType, SortType } from "../others";
 import { Site } from "../source";
 import {
@@ -11,47 +15,106 @@ import {
  *
  * To get a federated community by name, use `name@instance.tld` .
  */
-export interface GetCommunity {
-  id?: number;
-  name?: string;
-  auth?: string;
+export class GetCommunity {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: GetCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetCommunityResponse {
+export class GetCommunityResponse {
+  @Type(() => CommunityView)
   community_view: CommunityView;
-  site?: Site;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => Site)
+  site: Option<Site>;
+  @Type(() => CommunityModeratorView)
   moderators: CommunityModeratorView[];
   online: number;
 }
 
-export interface CreateCommunity {
+export class CreateCommunity {
   name: string;
   title: string;
-  description?: string;
-  icon?: string;
-  banner?: string;
-  nsfw?: boolean;
-  posting_restricted_to_mods?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  description: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  icon: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  nsfw: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  posting_restricted_to_mods: Option<boolean>;
   auth: string;
+
+  constructor(init: CreateCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface CommunityResponse {
+export class CommunityResponse {
+  @Type(() => CommunityView)
   community_view: CommunityView;
 }
 
-export interface ListCommunities {
-  type_?: ListingType;
-  sort?: SortType;
-  page?: number;
-  limit?: number;
-  auth?: string;
+export class ListCommunities {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  type_: Option<ListingType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sort: Option<SortType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: ListCommunities) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ListCommunitiesResponse {
+export class ListCommunitiesResponse {
+  @Type(() => CommunityView)
   communities: CommunityView[];
 }
 
-export interface BanFromCommunity {
+export class BanFromCommunity {
   community_id: number;
   person_id: number;
   ban: boolean;
@@ -59,84 +122,152 @@ export interface BanFromCommunity {
   /**
    * Removes/Restores their comments and posts for that community.
    */
-  remove_data?: boolean;
-  reason?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  remove_data: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
   /**
    * The expire time in Unix seconds
    */
-  expires?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  expires: Option<number>;
   auth: string;
+
+  constructor(init: BanFromCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface BanFromCommunityResponse {
+export class BanFromCommunityResponse {
+  @Type(() => PersonViewSafe)
   person_view: PersonViewSafe;
   banned: boolean;
 }
 
-export interface AddModToCommunity {
+export class AddModToCommunity {
   community_id: number;
   person_id: number;
   added: boolean;
   auth: string;
+
+  constructor(init: AddModToCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface AddModToCommunityResponse {
+export class AddModToCommunityResponse {
+  @Type(() => CommunityModeratorView)
   moderators: CommunityModeratorView[];
 }
 
 /**
  * Only mods can edit a community.
  */
-export interface EditCommunity {
+export class EditCommunity {
   community_id: number;
-  title?: string;
-  description?: string;
-  icon?: string;
-  banner?: string;
-  nsfw?: boolean;
-  posting_restricted_to_mods?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  title: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  description: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  icon: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  nsfw: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  posting_restricted_to_mods: Option<boolean>;
   auth: string;
+
+  constructor(init: EditCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface DeleteCommunity {
+export class DeleteCommunity {
   community_id: number;
   deleted: boolean;
   auth: string;
+
+  constructor(init: DeleteCommunity) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Only admins can remove a community.
  */
-export interface RemoveCommunity {
+export class RemoveCommunity {
   community_id: number;
   removed: boolean;
-  reason?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
   /**
    * The expire time in Unix seconds
    */
-  expires?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  expires: Option<number>;
   auth: string;
+
+  constructor(init: RemoveCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface FollowCommunity {
+export class FollowCommunity {
   community_id: number;
   follow: boolean;
   auth: string;
+
+  constructor(init: FollowCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface TransferCommunity {
+export class TransferCommunity {
   community_id: number;
   person_id: number;
   auth: string;
+
+  constructor(init: TransferCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface BlockCommunity {
+export class BlockCommunity {
   community_id: number;
   block: boolean;
   auth: string;
+
+  constructor(init: BlockCommunity) {
+    Object.assign(this, init);
+  }
 }
 
-export interface BlockCommunityResponse {
+export class BlockCommunityResponse {
+  @Type(() => CommunityView)
   community_view: CommunityView;
   blocked: boolean;
 }
diff --git a/src/interfaces/api/person.ts b/src/interfaces/api/person.ts
index ffc4e55..8eab211 100644
--- a/src/interfaces/api/person.ts
+++ b/src/interfaces/api/person.ts
@@ -1,3 +1,7 @@
+import { Option } from "@sniptt/monads";
+import { Expose, Transform, Type } from "class-transformer";
+import "reflect-metadata";
+import { toOption, toUndefined } from "../../utils";
 import { SortType } from "../others";
 import {
   CommentView,
@@ -8,9 +12,13 @@ import {
   PrivateMessageView,
 } from "../views";
 
-export interface Login {
+export class Login {
   username_or_email: string;
   password: string;
+
+  constructor(init: Login) {
+    Object.assign(this, init);
+  }
 }
 
 /**
@@ -18,37 +26,60 @@ export interface Login {
  *
  * Only the first user to register will be able to be the admin.
  */
-export interface Register {
+export class Register {
   username: string;
   /**
    * Email is mandatory if email verification is enabled on the server
    */
-  email?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  email: Option<string>;
   password: string;
   password_verify: string;
   show_nsfw: boolean;
   /**
    * Captcha is only checked if these are enabled in the server.
    */
-  captcha_uuid?: string;
-  captcha_answer?: string;
-  honeypot?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  captcha_uuid: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  captcha_answer: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  honeypot: Option<string>;
   /**
    * An answer is mandatory if require application is enabled on the server
    */
-  answer?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  answer: Option<string>;
+
+  constructor(init: Register) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetCaptcha {}
+export class GetCaptcha {}
 
-export interface GetCaptchaResponse {
+export class GetCaptchaResponse {
   /**
    * Will be undefined if captchas are disabled.
    */
-  ok?: CaptchaResponse;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => CaptchaResponse)
+  ok: Option<CaptchaResponse>;
 }
 
-export interface CaptchaResponse {
+export class CaptchaResponse {
   /**
    * A Base64 encoded png.
    */
@@ -57,7 +88,10 @@ export interface CaptchaResponse {
   /**
    * A Base64 encoded wav file.
    */
-  wav?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  wav: Option<string>;
 
   /**
    * A UUID to match the one given on request.
@@ -65,259 +99,489 @@ export interface CaptchaResponse {
   uuid: string;
 }
 
-export interface SaveUserSettings {
-  show_nsfw?: boolean;
+export class SaveUserSettings {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  show_nsfw: Option<boolean>;
 
   /**
    * Default for this is `browser`.
    */
-  theme?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  theme: Option<string>;
 
   /**
    * The [[SortType]].
    *
    * The Sort types from above, zero indexed as a number
    */
-  default_sort_type?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  default_sort_type: Option<number>;
 
   /**
    * The [[ListingType]].
    *
    * Post listing types are `All, Subscribed, Community`
    */
-  default_listing_type?: number;
-  lang?: string;
-  avatar?: string;
-  banner?: string;
-  display_name?: string;
-  email?: string;
-  bio?: string;
-  matrix_user_id?: string;
-  show_avatars?: boolean;
-  show_scores?: boolean;
-  send_notifications_to_email?: boolean;
-  bot_account?: boolean;
-  show_bot_accounts?: boolean;
-  show_read_posts?: boolean;
-  show_new_post_notifs?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  default_listing_type: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  lang: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  avatar: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  display_name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  email: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  bio: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  matrix_user_id: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  show_avatars: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  show_scores: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  send_notifications_to_email: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  bot_account: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  show_bot_accounts: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  show_read_posts: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  show_new_post_notifs: Option<boolean>;
   auth: string;
+
+  constructor(init: SaveUserSettings) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ChangePassword {
+export class ChangePassword {
   new_password: string;
   new_password_verify: string;
   old_password: string;
   auth: string;
+
+  constructor(init: ChangePassword) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * The `jwt` string should be stored and used anywhere `auth` is called for.
  */
-export interface LoginResponse {
+export class LoginResponse {
   /**
    * This is None in response to `Register` if email verification is enabled, or the server requires registration applications.
    */
-  jwt?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  jwt: Option<string>;
   verify_email_sent: boolean;
   registration_created: boolean;
 }
 
-export interface GetPersonDetails {
-  person_id?: number;
+export class GetPersonDetails {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  person_id: Option<number>;
   /**
    * To get details for a federated user, use `person@instance.tld`.
    */
-  username?: string;
-  sort?: SortType;
-  page?: number;
-  limit?: number;
-  community_id?: number;
-  saved_only?: boolean;
-  auth?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  username: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sort: Option<SortType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  saved_only: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: GetPersonDetails) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetPersonDetailsResponse {
+export class GetPersonDetailsResponse {
+  @Type(() => PersonViewSafe)
   person_view: PersonViewSafe;
+  @Type(() => CommentView)
   comments: CommentView[];
+  @Type(() => PostView)
   posts: PostView[];
+  @Type(() => CommunityModeratorView)
   moderates: CommunityModeratorView[];
 }
 
-export interface GetRepliesResponse {
+export class GetRepliesResponse {
+  @Type(() => CommentView)
   replies: CommentView[];
 }
 
-export interface GetPersonMentionsResponse {
+export class GetPersonMentionsResponse {
+  @Type(() => PersonMentionView)
   mentions: PersonMentionView[];
 }
 
-export interface MarkAllAsRead {
+export class MarkAllAsRead {
   auth: string;
+
+  constructor(auth: string) {
+    this.auth = auth;
+  }
 }
 
-export interface AddAdmin {
+export class AddAdmin {
   person_id: number;
   added: boolean;
   auth: string;
+
+  constructor(init: AddAdmin) {
+    Object.assign(this, init);
+  }
 }
 
-export interface AddAdminResponse {
+export class AddAdminResponse {
+  @Type(() => PersonViewSafe)
   admins: PersonViewSafe[];
 }
 
-export interface BanPerson {
+export class BanPerson {
   person_id: number;
   ban: boolean;
 
   /**
    * Removes/Restores their comments, posts, and communities
    */
-  remove_data?: boolean;
-  reason?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  remove_data: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
   /**
    * The expire time in Unix seconds
    */
-  expires?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  expires: Option<number>;
   auth: string;
+
+  constructor(init: BanPerson) {
+    Object.assign(this, init);
+  }
 }
 
-export interface BanPersonResponse {
+export class BanPersonResponse {
+  @Type(() => PersonViewSafe)
   person_view: PersonViewSafe;
   banned: boolean;
 }
 
-export interface GetReplies {
-  sort?: SortType;
-  page?: number;
-  limit?: number;
-  unread_only?: boolean;
+export class GetReplies {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sort: Option<SortType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  unread_only: Option<boolean>;
   auth: string;
+
+  constructor(init: GetReplies) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetPersonMentions {
-  sort?: SortType;
-  page?: number;
-  limit?: number;
-  unread_only?: boolean;
+export class GetPersonMentions {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sort: Option<SortType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  unread_only: Option<boolean>;
   auth: string;
+
+  constructor(init: GetPersonMentions) {
+    Object.assign(this, init);
+  }
 }
 
-export interface MarkPersonMentionAsRead {
+export class MarkPersonMentionAsRead {
   person_mention_id: number;
   read: boolean;
   auth: string;
+
+  constructor(init: MarkPersonMentionAsRead) {
+    Object.assign(this, init);
+  }
 }
 
-export interface PersonMentionResponse {
+export class PersonMentionResponse {
+  @Type(() => PersonMentionView)
   person_mention_view: PersonMentionView;
 }
 
 /**
  * Permanently deletes your posts and comments
  */
-export interface DeleteAccount {
+export class DeleteAccount {
   password: string;
   auth: string;
+
+  constructor(init: DeleteAccount) {
+    Object.assign(this, init);
+  }
 }
 
-export interface DeleteAccountResponse {}
+export class DeleteAccountResponse {}
 
-export interface PasswordReset {
+export class PasswordReset {
   email: string;
+
+  constructor(init: PasswordReset) {
+    Object.assign(this, init);
+  }
 }
 
-export interface PasswordResetResponse {}
+export class PasswordResetResponse {}
 
-export interface PasswordChange {
+export class PasswordChange {
   token: string;
   password: string;
   password_verify: string;
+
+  constructor(init: PasswordChange) {
+    Object.assign(this, init);
+  }
 }
 
-export interface CreatePrivateMessage {
+export class CreatePrivateMessage {
   content: string;
   recipient_id: number;
   auth: string;
+
+  constructor(init: CreatePrivateMessage) {
+    Object.assign(this, init);
+  }
 }
 
-export interface EditPrivateMessage {
+export class EditPrivateMessage {
   private_message_id: number;
   content: string;
   auth: string;
+
+  constructor(init: EditPrivateMessage) {
+    Object.assign(this, init);
+  }
 }
 
-export interface DeletePrivateMessage {
+export class DeletePrivateMessage {
   private_message_id: number;
   deleted: boolean;
   auth: string;
+
+  constructor(init: DeletePrivateMessage) {
+    Object.assign(this, init);
+  }
 }
 
-export interface MarkPrivateMessageAsRead {
+export class MarkPrivateMessageAsRead {
   private_message_id: number;
   read: boolean;
   auth: string;
+
+  constructor(init: MarkPrivateMessageAsRead) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetPrivateMessages {
-  unread_only?: boolean;
-  page?: number;
-  limit?: number;
+export class GetPrivateMessages {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  unread_only: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
   auth: string;
+
+  constructor(init: GetPrivateMessages) {
+    Object.assign(this, init);
+  }
 }
 
-export interface PrivateMessagesResponse {
+export class PrivateMessagesResponse {
+  @Type(() => PrivateMessageView)
   private_messages: PrivateMessageView[];
 }
 
-export interface PrivateMessageResponse {
+export class PrivateMessageResponse {
+  @Type(() => PrivateMessageView)
   private_message_view: PrivateMessageView;
 }
 
-export interface GetReportCount {
+export class GetReportCount {
   /**
    * If a community is supplied, returns the report count for only that community, otherwise returns the report count for all communities the user moderates.
    */
-  community_id?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
   auth: string;
+
+  constructor(init: GetReportCount) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetReportCountResponse {
-  community_id?: number;
+export class GetReportCountResponse {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
   comment_reports: number;
   post_reports: number;
 }
 
-export interface GetUnreadCount {
+export class GetUnreadCount {
   auth: string;
+
+  constructor(init: GetUnreadCount) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetUnreadCountResponse {
+export class GetUnreadCountResponse {
   replies: number;
   mentions: number;
   private_messages: number;
 }
 
-export interface VerifyEmail {
+export class VerifyEmail {
   token: string;
+
+  constructor(init: VerifyEmail) {
+    Object.assign(this, init);
+  }
 }
 
-export interface VerifyEmailResponse {}
+export class VerifyEmailResponse {}
 
-export interface BlockPerson {
+export class BlockPerson {
   person_id: number;
   block: boolean;
   auth: string;
+
+  constructor(init: BlockPerson) {
+    Object.assign(this, init);
+  }
 }
 
-export interface BlockPersonResponse {
+export class BlockPersonResponse {
+  @Type(() => PersonViewSafe)
   person_view: PersonViewSafe;
   blocked: boolean;
 }
 
-export interface GetBannedPersons {
+export class GetBannedPersons {
   auth: string;
+
+  constructor(init: GetBannedPersons) {
+    Object.assign(this, init);
+  }
 }
 
-export interface BannedPersonsResponse {
+export class BannedPersonsResponse {
+  @Type(() => PersonViewSafe)
   banned: PersonViewSafe[];
 }
diff --git a/src/interfaces/api/post.ts b/src/interfaces/api/post.ts
index 7afb0e8..8cf116d 100644
--- a/src/interfaces/api/post.ts
+++ b/src/interfaces/api/post.ts
@@ -1,3 +1,7 @@
+import { Option } from "@sniptt/monads";
+import { Expose, Transform, Type } from "class-transformer";
+import "reflect-metadata";
+import { toOption, toUndefined } from "../../utils";
 import { ListingType, SiteMetadata, SortType } from "../others";
 import {
   CommentView,
@@ -7,52 +11,109 @@ import {
   PostView,
 } from "../views";
 
-export interface CreatePost {
+export class CreatePost {
   name: string;
-  url?: string;
-  body?: string;
-  nsfw?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  url: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  body: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  nsfw: Option<boolean>;
   community_id: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  honeypot: Option<string>;
   auth: string;
-  honeypot?: string;
+
+  constructor(init: CreatePost) {
+    Object.assign(this, init);
+  }
 }
 
-export interface PostResponse {
+export class PostResponse {
+  @Type(() => PostView)
   post_view: PostView;
 }
 
-export interface GetPost {
+export class GetPost {
   id: number;
-  auth?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: GetPost) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetPostResponse {
+export class GetPostResponse {
+  @Type(() => PostView)
   post_view: PostView;
+  @Type(() => CommunityView)
   community_view: CommunityView;
+  @Type(() => CommentView)
   comments: CommentView[];
+  @Type(() => CommunityModeratorView)
   moderators: CommunityModeratorView[];
   online: number;
 }
 
-export interface GetPosts {
-  type_?: ListingType;
-  sort?: SortType;
-  page?: number;
-  limit?: number;
-  community_id?: number;
+export class GetPosts {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  type_: Option<ListingType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sort: Option<SortType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
   /**
    * To get posts for a federated community by name, use `name@instance.tld` .
    */
-  community_name?: string;
-  saved_only?: boolean;
-  auth?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  saved_only: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: GetPosts) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetPostsResponse {
+export class GetPostsResponse {
+  @Type(() => PostView)
   posts: PostView[];
 }
 
-export interface CreatePostLike {
+export class CreatePostLike {
   post_id: number;
 
   /**
@@ -60,107 +121,185 @@ export interface CreatePostLike {
    */
   score: number;
   auth: string;
+
+  constructor(init: CreatePostLike) {
+    Object.assign(this, init);
+  }
 }
 
-export interface EditPost {
+export class EditPost {
   post_id: number;
-  name?: string;
-  url?: string;
-  body?: string;
-  nsfw?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  url: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  body: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  nsfw: Option<boolean>;
   auth: string;
+
+  constructor(init: EditPost) {
+    Object.assign(this, init);
+  }
 }
 
-export interface DeletePost {
+export class DeletePost {
   post_id: number;
   deleted: boolean;
   auth: string;
+
+  constructor(init: DeletePost) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Only admins and mods can remove a post.
  */
-export interface RemovePost {
+export class RemovePost {
   post_id: number;
   removed: boolean;
-  reason?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
   auth: string;
+
+  constructor(init: RemovePost) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Marks a post as read.
  */
-export interface MarkPostAsRead {
+export class MarkPostAsRead {
   post_id: number;
   read: boolean;
   auth: string;
+
+  constructor(init: MarkPostAsRead) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Only admins and mods can lock a post.
  */
-export interface LockPost {
+export class LockPost {
   post_id: number;
   locked: boolean;
   auth: string;
+
+  constructor(init: LockPost) {
+    Object.assign(this, init);
+  }
 }
 
 /**
  * Only admins and mods can sticky a post.
  */
-export interface StickyPost {
+export class StickyPost {
   post_id: number;
   stickied: boolean;
   auth: string;
+
+  constructor(init: StickyPost) {
+    Object.assign(this, init);
+  }
 }
 
-export interface SavePost {
+export class SavePost {
   post_id: number;
   save: boolean;
   auth: string;
+
+  constructor(init: SavePost) {
+    Object.assign(this, init);
+  }
 }
 
-export interface CreatePostReport {
+export class CreatePostReport {
   post_id: number;
   reason: string;
   auth: string;
+
+  constructor(init: CreatePostReport) {
+    Object.assign(this, init);
+  }
 }
 
-export interface PostReportResponse {
+export class PostReportResponse {
+  @Type(() => PostReportView)
   post_report_view: PostReportView;
 }
 
-export interface ResolvePostReport {
+export class ResolvePostReport {
   report_id: number;
   /**
    * Either resolve or unresolve a report.
    */
   resolved: boolean;
   auth: string;
+
+  constructor(init: ResolvePostReport) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ListPostReports {
-  page?: number;
-  limit?: number;
+export class ListPostReports {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
   /**
    * if no community is given, it returns reports for all communities moderated by the auth user.
    */
-  community_id?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
   /**
    * Only shows the unresolved reports.
    */
-  unresolved_only?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  unresolved_only: Option<boolean>;
   auth: string;
+
+  constructor(init: ListPostReports) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ListPostReportsResponse {
+export class ListPostReportsResponse {
+  @Type(() => PostReportView)
   post_reports: PostReportView[];
 }
 
-export interface GetSiteMetadata {
+export class GetSiteMetadata {
   url: string;
+
+  constructor(init: GetSiteMetadata) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetSiteMetadataResponse {
+export class GetSiteMetadataResponse {
+  @Type(() => SiteMetadata)
   metadata: SiteMetadata;
 }
diff --git a/src/interfaces/api/site.ts b/src/interfaces/api/site.ts
index 2726277..fe2eae1 100644
--- a/src/interfaces/api/site.ts
+++ b/src/interfaces/api/site.ts
@@ -1,3 +1,7 @@
+import { Option } from "@sniptt/monads";
+import { Expose, Transform, Type } from "class-transformer";
+import "reflect-metadata";
+import { toOption, toUndefined } from "../../utils";
 import { ListingType, SearchType, SortType } from "../others";
 import {
   CommentView,
@@ -26,191 +30,450 @@ import {
 /**
  * Search lemmy for different types of data.
  */
-export interface Search {
+export class Search {
   /**
    * The search query string.
    */
   q: string;
-  type_?: SearchType;
-  community_id?: number;
-  community_name?: string;
-  creator_id?: number;
-  sort?: SortType;
-  listing_type?: ListingType;
-  page?: number;
-  limit?: number;
-  auth?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  type_: Option<SearchType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  creator_id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sort: Option<SortType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  listing_type: Option<ListingType>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: Search) {
+    Object.assign(this, init);
+  }
 }
 
-export interface SearchResponse {
+export class SearchResponse {
   /**
    * The [[SearchType]].
    */
   type_: string;
+  @Type(() => CommentView)
   comments: CommentView[];
+  @Type(() => PostView)
   posts: PostView[];
+  @Type(() => CommunityView)
   communities: CommunityView[];
+  @Type(() => PersonViewSafe)
   users: PersonViewSafe[];
 }
 
-export interface GetModlog {
-  mod_person_id?: number;
-  community_id?: number;
-  page?: number;
-  limit?: number;
-  auth?: string;
+export class GetModlog {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  mod_person_id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: GetModlog) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetModlogResponse {
+export class GetModlogResponse {
+  @Type(() => ModRemovePostView)
   removed_posts: ModRemovePostView[];
+  @Type(() => ModLockPostView)
   locked_posts: ModLockPostView[];
+  @Type(() => ModStickyPostView)
   stickied_posts: ModStickyPostView[];
+  @Type(() => ModRemoveCommentView)
   removed_comments: ModRemoveCommentView[];
+  @Type(() => ModRemoveCommunityView)
   removed_communities: ModRemoveCommunityView[];
+  @Type(() => ModBanFromCommunityView)
   banned_from_community: ModBanFromCommunityView[];
+  @Type(() => ModBanView)
   banned: ModBanView[];
+  @Type(() => ModAddCommunityView)
   added_to_community: ModAddCommunityView[];
+  @Type(() => ModTransferCommunityView)
   transferred_to_community: ModTransferCommunityView[];
+  @Type(() => ModAddView)
   added: ModAddView[];
 }
 
-export interface CreateSite {
+export class CreateSite {
   name: string;
-  sidebar?: string;
-  description?: string;
-  icon?: string;
-  banner?: string;
-  enable_downvotes?: boolean;
-  open_registration?: boolean;
-  enable_nsfw?: boolean;
-  community_creation_admin_only?: boolean;
-  require_email_verification?: boolean;
-  require_application?: boolean;
-  application_question?: string;
-  private_instance?: boolean;
-  default_theme?: string;
-  default_post_listing_type?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sidebar: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  description: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  icon: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  enable_downvotes: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  open_registration: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  enable_nsfw: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_creation_admin_only: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  require_email_verification: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  require_application: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  application_question: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  private_instance: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  default_theme: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  default_post_listing_type: Option<string>;
   auth: string;
+
+  constructor(init: CreateSite) {
+    Object.assign(this, init);
+  }
 }
 
-export interface EditSite {
-  name?: string;
-  sidebar?: string;
-  description?: string;
-  icon?: string;
-  banner?: string;
-  enable_downvotes?: boolean;
-  open_registration?: boolean;
-  enable_nsfw?: boolean;
-  community_creation_admin_only?: boolean;
-  require_email_verification?: boolean;
-  require_application?: boolean;
-  application_question?: string;
-  private_instance?: boolean;
-  default_theme?: string;
-  legal_information?: string;
-  default_post_listing_type?: string;
+export class EditSite {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sidebar: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  description: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  icon: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  enable_downvotes: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  open_registration: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  enable_nsfw: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  community_creation_admin_only: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  require_email_verification: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  require_application: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  application_question: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  private_instance: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  default_theme: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  legal_information: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  default_post_listing_type: Option<string>;
   auth: string;
+
+  constructor(init: EditSite) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetSite {
-  auth?: string;
+export class GetSite {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: GetSite) {
+    Object.assign(this, init);
+  }
 }
 
-export interface SiteResponse {
+export class SiteResponse {
+  @Type(() => SiteView)
   site_view: SiteView;
 }
 
-export interface GetSiteResponse {
+export class GetSiteResponse {
   /**
    * Optional, because the site might not be set up yet.
    */
-  site_view?: SiteView;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => SiteView)
+  site_view: Option<SiteView>;
+  @Type(() => PersonViewSafe)
   admins: PersonViewSafe[];
   online: number;
   version: string;
   /**
    * If you're logged in, you'll get back extra user info.
    */
-  my_user?: MyUserInfo;
-  federated_instances?: FederatedInstances;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => MyUserInfo)
+  my_user: Option<MyUserInfo>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => FederatedInstances)
+  federated_instances: Option<FederatedInstances>;
 }
 
 /**
  * Your user info, such as blocks, follows, etc.
  */
-export interface MyUserInfo {
+export class MyUserInfo {
+  @Type(() => LocalUserSettingsView)
   local_user_view: LocalUserSettingsView;
+  @Type(() => CommunityFollowerView)
   follows: CommunityFollowerView[];
+  @Type(() => CommunityModeratorView)
   moderates: CommunityModeratorView[];
+  @Type(() => CommunityBlockView)
   community_blocks: CommunityBlockView[];
+  @Type(() => PersonBlockView)
   person_blocks: PersonBlockView[];
 }
 
-export interface LeaveAdmin {
+export class LeaveAdmin {
   auth: string;
+
+  constructor(init: LeaveAdmin) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetSiteConfig {
+export class GetSiteConfig {
   auth: string;
+
+  constructor(init: GetSiteConfig) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetSiteConfigResponse {
+export class GetSiteConfigResponse {
   config_hjson: string;
 }
 
-export interface SaveSiteConfig {
+export class SaveSiteConfig {
   config_hjson: string;
   auth: string;
+
+  constructor(init: SaveSiteConfig) {
+    Object.assign(this, init);
+  }
 }
 
-export interface FederatedInstances {
+export class FederatedInstances {
   linked: string[];
-  allowed?: string[];
-  blocked?: string[];
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  allowed: Option<string[]>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  blocked: Option<string[]>;
+
+  constructor(init: FederatedInstances) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ResolveObject {
+export class ResolveObject {
   q: string;
-  auth?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  auth: Option<string>;
+
+  constructor(init: ResolveObject) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ResolveObjectResponse {
-  comment?: CommentView;
-  post?: PostView;
-  community?: CommunityView;
-  person?: PersonViewSafe;
+export class ResolveObjectResponse {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => CommentView)
+  comment: Option<CommentView>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => PostView)
+  post: Option<PostView>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => CommunityView)
+  community: Option<CommunityView>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => PersonViewSafe)
+  person: Option<PersonViewSafe>;
 }
 
-export interface ListRegistrationApplications {
+export class ListRegistrationApplications {
   /**
    * Only shows the unread applications (IE those without an admin actor)
    */
-  unread_only?: boolean;
-  page?: number;
-  limit?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  unread_only: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  page: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  limit: Option<number>;
   auth: string;
+
+  constructor(init: ListRegistrationApplications) {
+    Object.assign(this, init);
+  }
 }
 
-export interface ListRegistrationApplicationsResponse {
+export class ListRegistrationApplicationsResponse {
+  @Type(() => RegistrationApplicationView)
   registration_applications: RegistrationApplicationView[];
 }
 
-export interface ApproveRegistrationApplication {
+export class ApproveRegistrationApplication {
   id: number;
   approve: boolean;
-  deny_reason?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  deny_reason: Option<string>;
   auth: string;
+
+  constructor(init: ApproveRegistrationApplication) {
+    Object.assign(this, init);
+  }
 }
 
-export interface RegistrationApplicationResponse {
+export class RegistrationApplicationResponse {
+  @Type(() => RegistrationApplicationView)
   registration_application: RegistrationApplicationView;
 }
 
-export interface GetUnreadRegistrationApplicationCount {
+export class GetUnreadRegistrationApplicationCount {
   auth: string;
+
+  constructor(init: GetUnreadRegistrationApplicationCount) {
+    Object.assign(this, init);
+  }
 }
 
-export interface GetUnreadRegistrationApplicationCountResponse {
+export class GetUnreadRegistrationApplicationCountResponse {
   registration_applications: number;
 }
diff --git a/src/interfaces/others.ts b/src/interfaces/others.ts
index 7676d7f..2b257fc 100644
--- a/src/interfaces/others.ts
+++ b/src/interfaces/others.ts
@@ -1,3 +1,6 @@
+import { Option } from "@sniptt/monads";
+import { Expose, Transform } from "class-transformer";
+import { toOption, toUndefined } from "../utils";
 export const VERSION = "v3";
 
 /**
@@ -148,48 +151,28 @@ export enum SearchType {
   Url = "Url",
 }
 
-/**
- * A websocket response. Includes the return type.
- * Can be used like:
- *
- * ```ts
- * if (op == UserOperation.Search) {
- *   let data = wsJsonToRes<SearchResponse>(msg).data;
- * }
- * ```
- */
-export interface WebSocketResponse<ResponseType> {
-  op: UserOperation;
-  /**
-   * This contains the data for a websocket response.
-   *
-   * The correct response type if given is in [[LemmyHttp]].
-   */
-  data: ResponseType;
-}
-
-/**
- * A websocket JSON response that includes the errors.
- */
-export interface WebSocketJsonResponse<ResponseType> {
-  op?: string;
-
-  /**
-   * This contains the data for a websocket response.
-   *
-   * The correct response type if given is in [[LemmyHttp]].
-   */
-  data?: ResponseType;
-  error?: string;
-  reconnect?: boolean;
-}
-
 /**
  * A holder for a site's metadata ( such as opengraph tags ), used for post links.
  */
-export interface SiteMetadata {
-  title?: string;
-  description?: string;
-  image?: string;
-  html?: string;
+export class SiteMetadata {
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  title: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  description: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  image: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  html: Option<string>;
+
+  constructor(init: SiteMetadata) {
+    Object.assign(this, init);
+  }
 }
diff --git a/src/interfaces/source.ts b/src/interfaces/source.ts
index 199d8e4..cf542cb 100644
--- a/src/interfaces/source.ts
+++ b/src/interfaces/source.ts
@@ -1,7 +1,14 @@
-export interface LocalUserSettings {
+import { Option } from "@sniptt/monads";
+import { Expose, Transform } from "class-transformer";
+import { toOption, toUndefined } from "../utils";
+
+export class LocalUserSettings {
   id: number;
   person_id: number;
-  email?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  email: Option<string>;
   show_nsfw: boolean;
   theme: string;
   default_sort_type: number;
@@ -17,43 +24,82 @@ export interface LocalUserSettings {
   accepted_application: boolean;
 }
 
-export interface PersonSafe {
+export class PersonSafe {
   id: number;
   name: string;
-  display_name?: string;
-  avatar?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  display_name: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  avatar: Option<string>;
   banned: boolean;
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
   actor_id: string;
-  bio?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  bio: Option<string>;
   local: boolean;
-  banner?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
   deleted: boolean;
   inbox_url: string;
   shared_inbox_url: string;
-  matrix_user_id?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  matrix_user_id: Option<string>;
   admin: boolean;
   bot_account: boolean;
-  ban_expires?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  ban_expires: Option<string>;
 }
 
-export interface Site {
+export class Site {
   id: number;
   name: string;
-  sidebar?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  sidebar: Option<string>;
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
   enable_downvotes: boolean;
   open_registration: boolean;
   enable_nsfw: boolean;
-  icon?: string;
-  banner?: string;
-  description?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  icon: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  description: Option<string>;
   community_creation_admin_only: boolean;
   require_email_verification: boolean;
   require_application: boolean;
-  application_question?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  application_question: Option<string>;
   private_instance: boolean;
   default_theme: string;
   default_post_listing_type: string;
@@ -61,10 +107,13 @@ export interface Site {
   last_refreshed_at: string;
   inbox_url: string;
   public_key: string;
-  legal_information?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  legal_information: Option<string>;
 }
 
-export interface PrivateMessage {
+export class PrivateMessage {
   id: number;
   creator_id: number;
   recipient_id: number;
@@ -72,190 +121,304 @@ export interface PrivateMessage {
   deleted: boolean;
   read: boolean;
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
   ap_id: string;
   local: boolean;
 }
 
-export interface PostReport {
+export class PostReport {
   id: number;
   creator_id: number;
   post_id: number;
   original_post_name: string;
-  original_post_url?: string;
-  original_post_body?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  original_post_url: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  original_post_body: Option<string>;
   reason: string;
   resolved: boolean;
-  resolver_id?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  resolver_id: Option<number>;
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
 }
 
-export interface Post {
+export class Post {
   id: number;
   name: string;
-  url?: string;
-  body?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  url: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  body: Option<string>;
   creator_id: number;
   community_id: number;
   removed: boolean;
   locked: boolean;
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
   deleted: boolean;
   nsfw: boolean;
   stickied: boolean;
-  embed_title?: string;
-  embed_description?: string;
-  embed_html?: string;
-  thumbnail_url?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  embed_title: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  embed_description: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  embed_html: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  thumbnail_url: Option<string>;
   ap_id: string;
   local: boolean;
 }
 
-export interface PasswordResetRequest {
+export class PasswordResetRequest {
   id: number;
   local_user_id: number;
   token_encrypted: string;
   published: string;
 }
 
-export interface ModRemovePost {
+export class ModRemovePost {
   id: number;
   mod_person_id: number;
   post_id: number;
-  reason?: string;
-  removed?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  removed: Option<boolean>;
   when_: string;
 }
 
-export interface ModLockPost {
+export class ModLockPost {
   id: number;
   mod_person_id: number;
   post_id: number;
-  locked?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  locked: Option<boolean>;
   when_: string;
 }
 
-export interface ModStickyPost {
+export class ModStickyPost {
   id: number;
   mod_person_id: number;
   post_id: number;
-  stickied?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  stickied: Option<boolean>;
   when_: string;
 }
 
-export interface ModRemoveComment {
+export class ModRemoveComment {
   id: number;
   mod_person_id: number;
   comment_id: number;
-  reason?: string;
-  removed?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  removed: Option<boolean>;
   when_: string;
 }
 
-export interface ModRemoveCommunity {
+export class ModRemoveCommunity {
   id: number;
   mod_person_id: number;
   community_id: number;
-  reason?: string;
-  removed?: boolean;
-  expires?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  removed: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  expires: Option<string>;
   when_: string;
 }
 
-export interface ModBanFromCommunity {
+export class ModBanFromCommunity {
   id: number;
   mod_person_id: number;
   other_person_id: number;
   community_id: number;
-  reason?: string;
-  banned?: boolean;
-  expires?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banned: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  expires: Option<string>;
   when_: string;
 }
 
-export interface ModBan {
+export class ModBan {
   id: number;
   mod_person_id: number;
   other_person_id: number;
-  reason?: string;
-  banned?: boolean;
-  expires?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  reason: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banned: Option<boolean>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  expires: Option<string>;
   when_: string;
 }
 
-export interface ModAddCommunity {
+export class ModAddCommunity {
   id: number;
   mod_person_id: number;
   other_person_id: number;
   community_id: number;
-  removed?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  removed: Option<boolean>;
   when_: string;
 }
 
-export interface ModTransferCommunity {
+export class ModTransferCommunity {
   id: number;
   mod_person_id: number;
   other_person_id: number;
   community_id: number;
-  removed?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  removed: Option<boolean>;
   when_: string;
 }
 
-export interface ModAdd {
+export class ModAdd {
   id: number;
   mod_person_id: number;
   other_person_id: number;
-  removed?: boolean;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  removed: Option<boolean>;
   when_: string;
 }
 
-export interface CommunitySafe {
+export class CommunitySafe {
   id: number;
   name: string;
   title: string;
-  description?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  description: Option<string>;
   removed: boolean;
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
   deleted: boolean;
   nsfw: boolean;
   actor_id: string;
   local: boolean;
-  icon?: string;
-  banner?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  icon: Option<string>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  banner: Option<string>;
   posting_restricted_to_mods: boolean;
 }
 
-export interface CommentReport {
+export class CommentReport {
   id: number;
   creator_id: number;
   comment_id: number;
   original_comment_text: string;
   reason: string;
   resolved: boolean;
-  resolver_id?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  resolver_id: Option<number>;
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
 }
 
-export interface Comment {
+export class Comment {
   id: number;
   creator_id: number;
   post_id: number;
-  parent_id?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  parent_id: Option<number>;
   content: string;
   removed: boolean;
   read: boolean; // Whether the recipient has read the comment or not
   published: string;
-  updated?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  updated: Option<string>;
   deleted: boolean;
   ap_id: string;
   local: boolean;
 }
 
-export interface PersonMention {
+export class PersonMention {
   id: number;
   recipient_id: number;
   comment_id: number;
@@ -263,11 +426,17 @@ export interface PersonMention {
   published: string;
 }
 
-export interface RegistrationApplication {
+export class RegistrationApplication {
   id: number;
   local_user_id: number;
   answer: string;
-  admin_id?: number;
-  deny_reason?: string;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  admin_id: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  deny_reason: Option<string>;
   published: string;
 }
diff --git a/src/interfaces/views.ts b/src/interfaces/views.ts
index 574be90..93a5213 100644
--- a/src/interfaces/views.ts
+++ b/src/interfaces/views.ts
@@ -1,3 +1,7 @@
+import { Option } from "@sniptt/monads";
+import { Expose, Transform, Type } from "class-transformer";
+import "reflect-metadata";
+import { toOption, toUndefined } from "../utils";
 import {
   CommentAggregates,
   CommunityAggregates,
@@ -29,46 +33,65 @@ import {
   Site,
 } from "./source";
 
-export interface PersonViewSafe {
+export class PersonViewSafe {
+  @Type(() => PersonSafe)
   person: PersonSafe;
   counts: PersonAggregates;
 }
 
-export interface PersonMentionView {
+export class PersonMentionView {
+  @Type(() => PersonMention)
   person_mention: PersonMention;
+  @Type(() => Comment)
   comment: Comment;
+  @Type(() => PersonSafe)
   creator: PersonSafe;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   recipient: PersonSafe;
   counts: CommentAggregates;
   creator_banned_from_community: boolean;
   subscribed: boolean;
   saved: boolean;
   creator_blocked: boolean;
-  my_vote?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  my_vote: Option<number>;
 }
 
-export interface LocalUserSettingsView {
+export class LocalUserSettingsView {
+  @Type(() => LocalUserSettings)
   local_user: LocalUserSettings;
+  @Type(() => PersonSafe)
   person: PersonSafe;
   counts: PersonAggregates;
 }
 
-export interface SiteView {
+export class SiteView {
+  @Type(() => Site)
   site: Site;
   counts: SiteAggregates;
 }
 
-export interface PrivateMessageView {
+export class PrivateMessageView {
+  @Type(() => PrivateMessage)
   private_message: PrivateMessage;
+  @Type(() => PersonSafe)
   creator: PersonSafe;
+  @Type(() => PersonSafe)
   recipient: PersonSafe;
 }
 
-export interface PostView {
+export class PostView {
+  @Type(() => Post)
   post: Post;
+  @Type(() => PersonSafe)
   creator: PersonSafe;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
   creator_banned_from_community: boolean;
   counts: PostAggregates;
@@ -76,152 +99,248 @@ export interface PostView {
   saved: boolean;
   read: boolean;
   creator_blocked: boolean;
-  my_vote?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  my_vote: Option<number>;
 }
 
-export interface PostReportView {
+export class PostReportView {
+  @Type(() => PostReport)
   post_report: PostReport;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   creator: PersonSafe;
+  @Type(() => PersonSafe)
   post_creator: PersonSafe;
   creator_banned_from_community: boolean;
-  my_vote?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  my_vote: Option<number>;
   counts: PostAggregates;
-  resolver?: PersonSafe;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => PersonSafe)
+  resolver: Option<PersonSafe>;
 }
 
-export interface CommentView {
+export class CommentView {
+  @Type(() => Comment)
   comment: Comment;
+  @Type(() => PersonSafe)
   creator: PersonSafe;
-  recipient?: PersonSafe;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => PersonSafe)
+  recipient: Option<PersonSafe>;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
   counts: CommentAggregates;
   creator_banned_from_community: boolean;
   subscribed: boolean;
   saved: boolean;
   creator_blocked: boolean;
-  my_vote?: number;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  my_vote: Option<number>;
 }
 
-export interface CommentReportView {
+export class CommentReportView {
+  @Type(() => CommentReport)
   comment_report: CommentReport;
+  @Type(() => Comment)
   comment: Comment;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   creator: PersonSafe;
+  @Type(() => PersonSafe)
   comment_creator: PersonSafe;
   counts: CommentAggregates;
   creator_banned_from_community: boolean;
-  my_vote?: number;
-  resolver?: PersonSafe;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  my_vote: Option<number>;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => PersonSafe)
+  resolver: Option<PersonSafe>;
 }
 
-export interface ModAddCommunityView {
+export class ModAddCommunityView {
+  @Type(() => ModAddCommunity)
   mod_add_community: ModAddCommunity;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   modded_person: PersonSafe;
 }
 
-export interface ModTransferCommunityView {
+export class ModTransferCommunityView {
+  @Type(() => ModTransferCommunity)
   mod_transfer_community: ModTransferCommunity;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   modded_person: PersonSafe;
 }
 
-export interface ModAddView {
+export class ModAddView {
+  @Type(() => ModAdd)
   mod_add: ModAdd;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => PersonSafe)
   modded_person: PersonSafe;
 }
 
-export interface ModBanFromCommunityView {
+export class ModBanFromCommunityView {
+  @Type(() => ModBanFromCommunity)
   mod_ban_from_community: ModBanFromCommunity;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   banned_person: PersonSafe;
 }
 
-export interface ModBanView {
+export class ModBanView {
+  @Type(() => ModBan)
   mod_ban: ModBan;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => PersonSafe)
   banned_person: PersonSafe;
 }
 
-export interface ModLockPostView {
+export class ModLockPostView {
+  @Type(() => ModLockPost)
   mod_lock_post: ModLockPost;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
 }
 
-export interface ModRemoveCommentView {
+export class ModRemoveCommentView {
+  @Type(() => ModRemoveComment)
   mod_remove_comment: ModRemoveComment;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => Comment)
   comment: Comment;
+  @Type(() => PersonSafe)
   commenter: PersonSafe;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
 }
 
-export interface ModRemoveCommunityView {
+export class ModRemoveCommunityView {
+  @Type(() => ModRemoveCommunity)
   mod_remove_community: ModRemoveCommunity;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
 }
 
-export interface ModRemovePostView {
+export class ModRemovePostView {
+  @Type(() => ModRemovePost)
   mod_remove_post: ModRemovePost;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
 }
 
-export interface ModStickyPostView {
+export class ModStickyPostView {
+  @Type(() => ModStickyPost)
   mod_sticky_post: ModStickyPost;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
+  @Type(() => Post)
   post: Post;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
 }
 
-export interface CommunityFollowerView {
+export class CommunityFollowerView {
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   follower: PersonSafe;
 }
 
-export interface CommunityBlockView {
+export class CommunityBlockView {
+  @Type(() => PersonSafe)
   person: PersonSafe;
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
 }
 
-export interface CommunityModeratorView {
+export class CommunityModeratorView {
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   moderator: PersonSafe;
 }
 
-export interface CommunityPersonBanView {
+export class CommunityPersonBanView {
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
+  @Type(() => PersonSafe)
   person: PersonSafe;
 }
 
-export interface PersonBlockView {
+export class PersonBlockView {
+  @Type(() => PersonSafe)
   person: PersonSafe;
+  @Type(() => PersonSafe)
   target: PersonSafe;
 }
 
-export interface CommunityView {
+export class CommunityView {
+  @Type(() => CommunitySafe)
   community: CommunitySafe;
   subscribed: boolean;
   blocked: boolean;
   counts: CommunityAggregates;
 }
 
-export interface RegistrationApplicationView {
+export class RegistrationApplicationView {
+  @Type(() => RegistrationApplication)
   registration_application: RegistrationApplication;
+  @Type(() => LocalUserSettings)
   creator_local_user: LocalUserSettings;
+  @Type(() => PersonSafe)
   creator: PersonSafe;
-  admin?: PersonSafe;
+  @Transform(({ value }) => toOption(value), { toClassOnly: true })
+  @Transform(({ value }) => toUndefined(value), { toPlainOnly: true })
+  @Expose()
+  @Type(() => PersonSafe)
+  admin: Option<PersonSafe>;
 }
diff --git a/src/utils.ts b/src/utils.ts
new file mode 100644
index 0000000..2fb61f1
--- /dev/null
+++ b/src/utils.ts
@@ -0,0 +1,15 @@
+import { Option, Some } from "@sniptt/monads";
+
+/**
+ * Converts an option to an undefined. Necessary for API requests.
+ */
+export function toUndefined<T>(opt: Option<T>) {
+  return opt.isSome() ? opt.unwrap() : undefined;
+}
+
+/**
+ * Converts a null value to an option.
+ */
+export function toOption<T>(val: T): Option<T> {
+  return Some(val || undefined);
+}
diff --git a/src/websocket.ts b/src/websocket.ts
index 6c2da7c..4c7822b 100644
--- a/src/websocket.ts
+++ b/src/websocket.ts
@@ -1,3 +1,4 @@
+import { ClassConstructor, deserialize, serialize } from "class-transformer";
 import {
   CreateComment,
   CreateCommentLike,
@@ -499,7 +500,7 @@ export class LemmyWebsocket {
   /**
    * Gets the site, and your user data.
    */
-  getSite(form: GetSite = {}) {
+  getSite(form: GetSite) {
     return wrapper(UserOperation.GetSite, form);
   }
 
@@ -645,7 +646,22 @@ export class LemmyWebsocket {
 }
 
 function wrapper<MessageType>(op: UserOperation, data: MessageType) {
-  let send = { op: UserOperation[op], data: data };
-  console.log(send);
-  return JSON.stringify(send);
+  let send = serialize({ op: UserOperation[op], data });
+  return send;
+}
+
+export function wsUserOp(msg: any): UserOperation {
+  let opStr: string = msg.op;
+  return UserOperation[opStr as keyof typeof UserOperation];
+}
+
+/**
+ * Converts a websocket string response to a usable result
+ */
+export function wsJsonToRes<ResponseType>(
+  msg: any,
+  responseClass: ClassConstructor<ResponseType>
+): ResponseType {
+  // Have to deserialize the response again into the correct class
+  return deserialize(responseClass, serialize(msg.data));
 }
diff --git a/tsconfig.json b/tsconfig.json
index b3be051..77d0598 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -7,6 +7,7 @@
     "lib": ["es2017", "es7", "es6", "dom"],
     "outDir": "./dist",
     "target": "ES5",
+    "experimentalDecorators": true,
     "moduleResolution": "Node"
   },
   "include": [
diff --git a/yarn.lock b/yarn.lock
index 518f8b9..f948357 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -251,6 +251,11 @@
     "@nodelib/fs.scandir" "2.1.4"
     fastq "^1.6.0"
 
+"@sniptt/monads@^0.5.10":
+  version "0.5.10"
+  resolved "https://registry.yarnpkg.com/@sniptt/monads/-/monads-0.5.10.tgz#a80cd00738bbd682d36d36dd36bdc0bddc96eb76"
+  integrity sha512-+agDOv9DpDV+9e2zN/Vmdk+XaqGx5Sykl0fqhqgiJ90r18nsBkxe44DmZ2sA1HYK+MSsBeZBiAr6pq4w+5uhfw==
+
 "@types/glob@^7.1.1":
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/@types/glob/-/glob-7.2.0.tgz#bc1b5bf3aa92f25bd5dd39f35c57361bdce5b2eb"
@@ -539,6 +544,11 @@ chalk@^4.0.0:
     ansi-styles "^4.1.0"
     supports-color "^7.1.0"
 
+class-transformer@^0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/class-transformer/-/class-transformer-0.5.1.tgz#24147d5dffd2a6cea930a3250a677addf96ab336"
+  integrity sha512-SQa1Ws6hUbfC98vKGxZH3KFY0Y1lm5Zm0SY8XX9zbK7FJCyVEac3ATW0RIpwzW+oOfmHE5PMPufDG9hCfoEOMw==
+
 clean-stack@^2.0.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/clean-stack/-/clean-stack-2.2.0.tgz#ee8472dbb129e727b31e8a10a427dee9dfe4008b"
@@ -1706,6 +1716,11 @@ punycode@^2.1.0:
   resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
   integrity sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A==
 
+reflect-metadata@^0.1.13:
+  version "0.1.13"
+  resolved "https://registry.yarnpkg.com/reflect-metadata/-/reflect-metadata-0.1.13.tgz#67ae3ca57c972a2aa1642b10fe363fe32d49dc08"
+  integrity sha512-Ts1Y/anZELhSsjMcU605fU9RE4Oi3p5ORujwbIKXfWa+0Zxs510Qrmrce5/Jowq3cHSZSJqBjypxmHarc+vEWg==
+
 regexpp@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/regexpp/-/regexpp-3.2.0.tgz#0425a2768d8f23bad70ca4b90461fa2f1213e1b2"