The canonical registration token for the client app that the message was processed and sent to. You should use this value as the registration token for future requests. Otherwise, future messages might be rejected.
The error that occurred when processing the message for the recipient.
A unique ID for the successfully processed message.
Generated using TypeDoc
Interface representing the status of a message sent to an individual device via the FCM legacy APIs.
See Send to individual devices for code samples and detailed documentation.