Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGlYBfv3z9DuGcuIGGgEpb94YposI7xHGuJsZu6dgIAvE5wuUwx2W9Hsv/f… (1,748 chars)"
  }
}