mrequest-manager is a library to read the data coming from a POST request and mapping it in some PHP object.
Add to you composer.json file:
{
"require": {
"mpstyle/mrequest-manager": "dev-master"
}
}<?php
$requestBook = new RequestBook();
$request = $requestBook->transform( json_encode($_POST['request'], true) );
var_dump($request);