LaravelFCM\Response\TopicResponse::logResponse PHP Method

    protected function logResponse()
    {
        $logger = new Logger('Laravel-FCM');
        $logger->pushHandler(new StreamHandler(storage_path('logs/laravel-fcm.log')));
        $topic = $this->topic->build();
        $logMessage = "notification send to topic: {$topic}";
        if ($this->messageId) {
            $logMessage .= "with success (message-id : {$this->messageId})";
        } else {
            $logMessage .= "with error (error : {$this->error})";
        }
        $logger->info($logMessage);
    }