Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBCaeHoR6gZFxqloXJsZLw9WexvbzgvoqalyK+SscuKDUMx9w2WHWFnaW7+… (1,748 chars)"
  }
}