-**`message`**- 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).-**`data`**- returns the data payload (additional info) of the notification.
Example:```jsNotifications.events().registerNotificationReceived((notification:Notification,completion:(response:NotificationCompletion)=>void)=>{// Prints the notification payloadconsole.log(JSON.stringify(notification.data));completion({alert:false,sound:false,badge:false});});```