Install json-server to Mock your data with zero coding

 Install JSON Server

npm install -g json-server

if there is any issue with permission on Mac/Linux
sudo npm install -g json-server


Create a db.json file with some data

{
  "posts": [
    { "id": 1, "title": "json-server", "author": "typicode" }
  ],
  "comments": [
    { "id": 1, "body": "some comment", "postId": 1 }
  ],
  "profile": { "name": "typicode" }
}
Start JSON Server
json-server --watch db.json
Now if you go to http://localhost:3000/posts/1, you'll get

{ "id": 1, "title": "json-server", "author": "typicode" }

Resource: https://www.npmjs.com/package/json-server