$api_key = 'EEFA1913EA9D9351469B1E5D852A';
'shop_id' =>'1913EA9D9351469B1E5D852A',
$body = json_encode($data);
$sign = hash_hmac('sha256', $body, $api_key);
curl_setopt_array($curl, array(
CURLOPT_URL => "https://api.roskassa.net/orders/",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS =>$body,
CURLOPT_HTTPHEADER => array(
"Authorization: Bearer $sign",
"Content-Type: application/json"
$response = curl_exec($curl);