Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBSh4j7Tz+pOnYtdnBb0v7JKx0lJ9f3mN987wc+kPXfb2T6ZgO4ZjdrBDs7… (1,748 chars)"
  }
}