Fatal error: Uncaught Error: Class 'Viber\Api\Event' not found in /var/www/biznesugry.rf/data/vendor/bogdaan/viber-bot-php/src/Api/Event/Delivered.php:12 Stack trace: #0 {main} thrown in /var/www/biznesugry.rf/data/vendor/bogdaan/viber-bot-php/src/Api/Event/Delivered.php on line 12