Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAkiO5uFkHehivyQi7BO79JtB9U0PkU3jy9n6gqEIqjnwCTNwVG1chuuETJ… (1,748 chars)"
  }
}