Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQG7EQXWVARGqcZGVGh11NEezk7h21KsvFg3Y+o5D8ZqKzmvE4Pba3G8hdjr… (1,748 chars)"
  }
}