Fatal error: Uncaught Error: Class "Melipayamak\BaseSms" not found in /home/heles/public_html/vendor/melipayamak/php/src/SmsRestAsync.php:7 Stack trace: #0 {main} thrown in /home/heles/public_html/vendor/melipayamak/php/src/SmsRestAsync.php on line 7