Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHqEUP7dIU1RS96urergW4KZvWJfi/ezmJEwcqP0NVdFgxwiYR/Z7Gn5dpW… (1,748 chars)"
  }
}