Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHbwGg6JJ2LZWbq23JEgNxvaSWaXrrkQEeDe5pPWk2yZmC6D0j5G8VP0YSm… (844 chars)"
  }
}