Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCYdI85Vr4o2QGHGBiL1wjpD9kEmVjyeUb7md6hIyq+6mJprNmV4I4wasJS… (1,748 chars)"
  }
}