api - PHP put request with JSON -

i using parseapi (https://parse.com/docs/rest/guide#objects-updating-objects) , i'm attempting update object rest api. response parse saying object updated, no change made.

can please guide me in correct direction?

thank you!!

<?php $url = ' https://api.parse.com/1/classes/gamescore/ed1nuqpvcm';     $appid = 'my app id';   $restkey = 'my rest key'; $headers = array(   "content-type: application/json", "x-parse-rest-api-key: " . $restkey, "x-parse-application-id: " . $appid );   $data = array('pass' => 'hi');  $jsondataencoded = json_encode($data);    $ch = curl_init($url);   curl_setopt($ch, curlopt_returntransfer, true);  curl_setopt($ch, curlopt_customrequest, "put");  curl_setopt($ch,curlopt_httpheader,$headers);  curl_setopt($ch, curlopt_postfields, http_build_query($jsondataencoded));   $response = curl_exec($ch);  echo $response;  ?>