Online PHP editor | output for 2dCgP

<?php $key = 'APIKEY'; $secret = 'APISECRET'; $timestamp = time(); $signature = hash_hmac('sha1', "timestamp=".$timestamp, $secret); $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, "https://www.domain.com/getticker"); curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); curl_setopt($ch, CURLOPT_HEADER, FALSE); curl_setopt($ch, CURLOPT_POST, TRUE); curl_setopt($ch, CURLOPT_POSTFIELDS, "timestamp=".time()); curl_setopt($ch, CURLOPT_HTTPHEADER, array("Content-Type: application/x-www-form-urlencoded","key: ".$key,"sig: ".$signature)); $response = curl_exec($ch); curl_close($ch); echo $response;