Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAy0XOk7Fg1G8ACscQBbGBPGJ0Hrw5fCZZDX0e9rEpQaSkm1/w5O8jXkpHU… (844 chars)"
  }
}