Callback pulsa

<?php

$ip_dpedia = "172.105.239.47";

if( $_SERVER['REMOTE_ADDR'] == $ip_dpedia ){

    $content = $_POST['content'];
    $json = json_decode($content,TRUE);

    $oid        = $json['oid'];
    $service    = $json['service'];
    $price      = $json['price'];
    $status     = $json['status'];
    $date       = $json['date'];
    $catatan    = $json['catatan'];
}