node express post request json

1var express = require('express');
2
3var app = express();
4
5app.use(express.json()); // built-in middleware for express
6
7app.post('/', function(request, response){
8 	let myJson = request.body;      // your JSON
9	let myValue = request.body.myKey;	// a value from your JSON
10	response.send(myJson);	 // echo the result back
11});
12
13app.listen(3000);