Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwJsU7v//091cNHXHNemKlK+uQlq9Ysw6Nj3YYj+rWC7BwlttxLWztd9I3Tc… (844 chars)"
  }
}