Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGXKGxs78MoNWpQigkJV6VNWTGiKwalUeZojz+WDuN6WCz8+dHNRUlGfAGG… (844 chars)"
  }
}