Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQG9ze02z0wa6bYAohEh6E9yzWqigF5lk7chfQ2s/ZvupXUOJIWsU7+oA5M8… (1,748 chars)"
  }
}