Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAM0zAgdBvyNbJ6mWc9jiZKI5i50T2jf/txqy9VZtGHOAGn9/Q9u8QMQz7i… (1,748 chars)"
  }
}