Send notification in laravel

gistfile1.txt

$this->notificationService($device->device_token, $notification['target_screen'], $message['body'], $message['title']);

  function notificationService($token, $targetScreen, $body = "", $title = "")
  {
    $optionBuilder = new OptionsBuilder();
    $optionBuilder->setTimeToLive(60 * 20);
    $optionBuilder->setCollapseKey('type_a');
    $optionBuilder->setContentAvailable(true);
    try {
      $optionBuilder->setPriority(OptionsPriorities::high);
    } catch (InvalidOptionsException $e) {
      Log::error("Could not set priority to send notification");
    }

    $dataBuilder = new PayloadDataBuilder();
    $dataBuilder->addData([
        'body' => $body,
        'targetScreen' => $targetScreen,
        'id' => 'view',
        'group' => 'GROUP',
        'show_in_foreground' => true,
        'content_available' => true,
        'priority' => 'high'
    ]);

    $notificationBuilder = new PayloadNotificationBuilder($title);
    $notificationBuilder
        ->setTitle($title)
        ->setBody($body)
        ->setSound('default')
        ->setClickAction('fcm.ACTION.HELLO');

    $option = $optionBuilder->build();
    $notification = $notificationBuilder->build();
    $data = $dataBuilder->build();

    Log::info("Creating a notification with the following data: ", $data->toArray());

    $downstreamResponse = $this->sendNotification($token, $option, $notification, $data);

    Log::info('FCM DownStream Response', [$downstreamResponse]);

    $this->deleteTokens($downstreamResponse->tokensToDelete());

    $this->modifyTokens($downstreamResponse->tokensToModify());

    foreach ($downstreamResponse->tokensToRetry() as $token) {
      $this->sendNotification($token, $option, $notification, $data);
    }
  }