Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBL6e4JSIbK+2OGUOBrk+qdy86Gkcr3wjYAmMXsDD8QohgXMAtcCgNefAa/… (1,748 chars)"
  }
}