Update README.md

README.md

@@ -2,8 +2,9 @@
 
 ## Table of Contents
 1. [Overview](#Overview)
-1. [Product Spec](#Product-Spec)
-1. [Wireframes](#Wireframes)
+2. [Product Spec](#Product-Spec)
+3. [Wireframes](#Wireframes)
+4. [Schema](#Schema)
 
 ## Overview
 ### Description
@@ -79,3 +80,18 @@ Optional:
 
 ### [BONUS] Interactive Prototype
 <img src="https://i.imgur.com/AiKfE5g.gif" width=200>
+
+## Schema
+Models
+
+Post
+|    Property   |  Type  |                     Description                     |
+|---------------|--------|-----------------------------------------------------|
+| objectId | String | unique id for the user post (default field) |
+| author | Pointer to User | image author |
+| image | File | image that user posts |
+| caption | String | image caption by author |
+| commentsCount | Number | number of comments that has been posted to an image |
+| likesCount | Number | number of likes for the post |
+| createdAt | DateTime | date when post is created (default field) |
+| updatedAt | DateTime | date when post is last updated (default field) |