Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBEOfGYu9UpvhwKtEuJFyugEGg7b2NRYLKKkMf5NhQjHEBKoOVnXT5lN9pA… (1,748 chars)"
  }
}