Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQEHYvC9lhKjG8mIhpULGbrqwjkjRvDGn3cA4tz7UzS8P1a1EcLMvmbQruI3… (1,748 chars)"
  }
}