Description:
------------
Simple script give different result under php-fastcgi and php-fpm with apache2.



Test script:
---------------
<?php
$data = $_POST["data"];
var_dump($data);
$data = json_decode($data);
var_dump($data);
?>

result with php-fastcgi
 curl -k https://localhost/json-test.php -X POST -d data=[{\"datumType\":\"message\"}]
string(25) "[{"datumType":"message"}]"
array(1) {
  [0]=>
  object(stdClass)#1 (1) {
    ["datumType"]=>
    string(7) "message"
  }
}

result with php-fpm
curl -k https://localhost/json-test.php -X POST -d data=[{\"datumType\":\"message\"}]
string(29) "[{\"datumType\":\"message\"}]"
NULL