Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG+SkmWraimSaggUeQT0NpbvwKV7CWbAzLdIwrfA3ZdYDH2PVe+Oo90h4hJ… (844 chars)"
  }
}