Fatal error: Uncaught Error: Interface "Nexmo\Entity\EntityInterface" not found in /home/rpios/demo-stat.cymdev.com/vendor/nexmo/client/src/Message/MessageInterface.php:11 Stack trace: #0 {main} thrown in /home/rpios/demo-stat.cymdev.com/vendor/nexmo/client/src/Message/MessageInterface.php on line 11