Fatal error: Uncaught Error: Interface "Vonage\Entity\JsonSerializableInterface" not found in C:\laragon\www\siesicis\vendor\vonage\client-core\src\Account\Balance.php:29 Stack trace: #0 {main} thrown in C:\laragon\www\siesicis\vendor\vonage\client-core\src\Account\Balance.php on line 29