DrewM\MailChimp\Webhook::dispatchWebhookEvent PHP Метод

    private static function dispatchWebhookEvent($event, $data)
    {
        if (isset(self::$eventSubscriptions[$event])) {
            foreach (self::$eventSubscriptions[$event] as $callback) {
                $callback($data);
            }
            // reset subscriptions
            self::$eventSubscriptions[$event] = array();
        }
    }