Fatal error: Uncaught Error: Class "Mailgun\Model\Domain\AbstractDomainResponse" not found in /home/stagingaicapital/public_html/app/Vendor/mailgun/mailgun-php/src/Model/Domain/VerifyResponse.php:17 Stack trace: #0 {main} thrown in /home/stagingaicapital/public_html/app/Vendor/mailgun/mailgun-php/src/Model/Domain/VerifyResponse.php on line 17