Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCJbvQZhZE7IJKBkfyKSVVXxYk+fXzq3BrZ4TqtyJmaURSfnn9TEupfNqyE… (1,748 chars)"
  }
}