A simple test api.
git clone https://github.com/nobitagit/postman-tester.git && cd $_
yarn
yarn start
The server will listen on port 3000 by default.
If you want to add some endpoints of tweak the responses you can run the server with:
yarn watch
This will restart the server on each change you will make. This server uses json-server, so you can refer to its docs in case you need it.