Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDyBLHE5ZOYu50X0gg4cPewdg/R48rEuYpvvuyK8l6A5Dpb1yDcIPxJj0KQ… (1,748 chars)"
  }
}