Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHPiTKuTqYs+puN6bCxIs8Xf1MvEe7gy7wxXwK0jq6bIVxf0cXfGgsr9B6j… (1,748 chars)"
  }
}