diff --git a/package-shared/types/index.d.ts b/package-shared/types/index.d.ts
index 0f1fa98..cb4019a 100644
--- a/package-shared/types/index.d.ts
+++ b/package-shared/types/index.d.ts
@@ -271,13 +271,15 @@ export interface GoogleIdentityPromptNotification {
     isSkippedMoment: () => boolean;
 }
 
-export interface UserDataPayload {
+export type UserDataPayload = {
     first_name: string;
     last_name: string;
     email: string;
     password: string;
     username: string;
-}
+} & {
+    [key: string]: any;
+};
 
 export interface GetUserFunctionReturn {
     success: boolean;
diff --git a/package-shared/types/index.js b/package-shared/types/index.js
index ea6351e..7002157 100644
--- a/package-shared/types/index.js
+++ b/package-shared/types/index.js
@@ -305,7 +305,11 @@ const http = require("http");
  */
 
 /**
- * @typedef {object} UserDataPayload
+ * @typedef {UserDataPayloadBase & UserDataPayloadSupplement} UserDataPayload
+ */
+
+/**
+ * @typedef {object} UserDataPayloadBase
  * @property {string} first_name - First Name *Required
  * @property {string} last_name - Last Name *Required
  * @property {string} email - Email *Required
@@ -313,6 +317,10 @@ const http = require("http");
  * @property {string} username - Username (Optional)
  */
 
+/**
+ * @typedef {Object.<string, any>} UserDataPayloadSupplement
+ */
+
 /**
  * @typedef {object} GetUserFunctionReturn
  * @property {boolean} success - Did the function run successfully?
diff --git a/package.json b/package.json
index dceb35f..021cf48 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "datasquirel",
-    "version": "2.3.3",
+    "version": "2.3.4",
     "description": "Cloud-based SQL data management tool",
     "main": "index.js",
     "bin": {