Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBfKZ10TzBmhlmeXtnZPi+WKn7zAq77qVh5mzkL1vC9g0vh1wX44EyqJUJf… (1,748 chars)"
  }
}