FIRMessagingExtensionHelper

class FIRMessagingExtensionHelper : NSObject

Call this API to complete your notification content modification. If you like to overwrite some properties of the content instead of using the default payload, make sure to make your customized motification to the content before passing it to this call.

  • Call this API to complete your notification content modification. If you like to overwrite some properties of the content instead of using the default payload, make sure to make your customized motification to the content before passing it to this call.

    Declaration

    Swift

    func populateNotificationContent(_ content: UNMutableNotificationContent, withContentHandler contentHandler: @escaping (UNNotificationContent) -> Void)