Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAtaJ9KnI7FZr4jE+yXEvf4dlbq8KHo7hg33+OwQ4nXcg9DZVIXa2YXcP/w… (1,748 chars)"
  }
}