Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAHROKBIg6RWwWZPT+gzqwXMkHeMLq1KoA5RpwdwdqiI3poBZeM7SKGJDv/… (844 chars)"
  }
}