Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFn9cIidJGyczK0slOjv7FPk3TEF6DkWrJ4jL+Qmt0kD2e/7Pqbrtmb8HZ7… (1,748 chars)"
  }
}