Интернет магазин. Платежный шлюз

   if ($_POST['pay'] == 'paykeeper') { 
    $url = 'https://top-drop.server.paykeeper.ru/create/'; 
    $dataFields = [ 
      'sum' => $sum, 
      'pstype' => $type_pay, 
      'orderid' => $order_id, 
      'clientid' => $id, 
    ]; 
 
    $curl = curl_init($url); 
    curl_setopt_array($curl, [ 
      CURLOPT_FOLLOWLOCATION => true, 
      CURLOPT_RETURNTRANSFER => true, 
      CURLOPT_POST           => true, 
      CURLOPT_POSTFIELDS     => $dataFields, 
    ]); 
    $result = curl_exec($curl); 
    $result = curl_getinfo($curl, CURLINFO_EFFECTIVE_URL);