Fatal error: Uncaught Error: Class 'Tymon\JWTAuth\Validators\Validator' not found in D:\xampp\htdocs\psp\backend\vendor\tymon\jwt-auth\src\Validators\TokenValidator.php:16 Stack trace: #0 {main} thrown in D:\xampp\htdocs\psp\backend\vendor\tymon\jwt-auth\src\Validators\TokenValidator.php on line 16