function kirimGCM($data, $AppID, $PID, $OTP, $SIcallbackaddr)
{
    //mengirim pesan ke device (Pesan + AppID + PID + OTP)
    $devices = $data["META"]["DeviceID"];
    $message = $data["META"]["Message"];
    $gcpm = new GCMPushMessage($devices);
    $gcpm->fillDataIDverify($message, $AppID, $PID, $OTP, $SIcallbackaddr);
    $response = $gcpm->sendGoogleCloudMessage();
    //echo "Response:".$response."\n";
}