Displaying data sent via a node curl call in PHP

gistfile1.sh

$ node test.js
stringified post: your=post&data=goes%20here
curl -d "your=post&data=goes%20here" -s "http://localhost:8888/post_demo.php"
stdout: post goes here

stderr: 

post_demo.php

<?php
echo $_POST["your"]." ".$_POST["data"];

?>

test.js

var util = require('util');
var exec = require('child_process').exec;
var querystring = require('querystring');

var params = {
    "your":"post",
    "data": "goes here"
};

var posts = querystring.stringify(params);

console.log('stringified post: ' + posts);

var command = 'curl -d "'+ posts +'" -s "http://localhost:8888/post_demo.php"'
console.log(command);
child = exec(command, function(error, stdout, stderr){
 
	console.log('stdout: ' + stdout);
	console.log('stderr: ' + stderr);

	if(error !== null)
	{
		console.log('exec error: ' + error);
	}

});