Interface representing the status of an individual message that was sent as part of a batch request.

Signature:

export interface SendResponse 

Properties

Property	Type	Description
error	FirebaseError	An error, if the message was not handed off to FCM successfully.
messageId	string	A unique message ID string, if the message was handed off to FCM for delivery.
success	boolean	A boolean indicating if the message was successfully handed off to FCM or not. When true, the messageId attribute is guaranteed to be set. When false, the error attribute is guaranteed to be set.

SendResponse.error

An error, if the message was not handed off to FCM successfully.

Signature:

error?: FirebaseError;

SendResponse.messageId

A unique message ID string, if the message was handed off to FCM for delivery.

Signature:

messageId?: string;

SendResponse.success

A boolean indicating if the message was successfully handed off to FCM or not. When true, the messageId attribute is guaranteed to be set. When false, the error attribute is guaranteed to be set.

Signature:

success: boolean;