Unsubscribe Firebase cloud messaging client via REST API

Question

Is it possible to unsubscribe mobile client via REST API? I need it so my application server can unsubscribe clients.

Answer 1

Yes, you can use batchRemove to remove multiple registration tokens from a topic, for more information see: https://developers.google.com/instance-id/reference/server#manage_relationship_maps_for_multiple_app_instances