Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCEdJa/fB8jh0TVChSmUFX6MjxZJfY/TL4v6fU3Gr7hOgh6oYTUHgzD5hfU… (1,748 chars)"
  }
}