Install JSON Server
npm install -g json-serverCreate 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.jsonNow if you go to http://localhost:3000/posts/1, you'll get
{ "id": 1, "title": "json-server", "author": "typicode" }