def SubscribeChannelBackups(self, request, context):
        """
        SubscribeChannelBackups allows a client to sub-subscribe to the most up to
        date information concerning the state of all channel backups. Each time a
        new channel is added, we return the new set of channels, along with a
        multi-chan backup containing the backup info for all channels. Each time a
        channel is closed, we send a new update, which contains new new chan back
        ups, but the updated set of encrypted multi-chan backups with the closed
        channel(s) removed.
        """
        context.set_code(grpc.StatusCode.UNIMPLEMENTED)
        context.set_details('Method not implemented!')
        raise NotImplementedError('Method not implemented!')

        SubscribeChannelBackups allows a client to sub-subscribe to the most up to
        date information concerning the state of all channel backups. Each time a
        new channel is added, we return the new set of channels, along with a
        multi-chan backup containing the backup info for all channels. Each time a
        channel is closed, we send a new update, which contains new new chan back
        ups, but the updated set of encrypted multi-chan backups with the closed
        channel(s) removed.
        
home.admin/config.scripts/lndlibs/lightning_pb2_grpc.py