Fatal error: Uncaught Error: Interface "Vonage\Entity\Hydrator\HydratorInterface" not found in /home/demoweb/public_html/placementship-backend/vendor/nexmo/client-core/src/Application/Hydrator.php:18 Stack trace: #0 {main} thrown in /home/demoweb/public_html/placementship-backend/vendor/nexmo/client-core/src/Application/Hydrator.php on line 18