Fatal error: Uncaught Error: Interface "SMSApi\Api\Response\Response" not found in /home/gyannewsoftware/public_html/school6_EduFirm/vendor/smsapi.com/php-client/smsapi/Api/Response/Contacts/DeleteResponse.php:7 Stack trace: #0 {main} thrown in /home/gyannewsoftware/public_html/school6_EduFirm/vendor/smsapi.com/php-client/smsapi/Api/Response/Contacts/DeleteResponse.php on line 7