react-native-notifications/docs/notification-object.md

id, title, sidebar_label

id	title	sidebar_label
notification-object	Notification object	Notification

Contains the payload data.

• title- returns the notification's title string.
• subtitle- returns the notification's title string. (iOS only)
• body- returns the notification's main message string.
• sound- returns the sound string from the aps object.
• badge- returns the badge count number from the aps object.
• category- returns the category from the aps object (related to interactive notifications).
• payload- returns the full payload sent from server.

Example:

Notifications.events().registerNotificationReceived((notification: Notification, completion: (response: NotificationCompletion) => void) => {
  // Prints the notification payload
  console.log(JSON.stringify(notification.payload));

  completion({alert: false, sound: false, badge: false});
});