Fatal error: Uncaught Error: Class 'Nexmo\Client\Exception\Request' not found in /var/www/microservices/vendor/nexmo/client-core/src/Client/Exception/Validation.php:13 Stack trace: #0 {main} thrown in /var/www/microservices/vendor/nexmo/client-core/src/Client/Exception/Validation.php on line 13