Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBE9KUPsrIZqFi+dAbXFUTiW8nlB9X0SZGg0wh8ViFUvyYxQwdMVqX8IWZx… (844 chars)"
  }
}