Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBbLJ6P9cTI3VKbtW57m8UWAsPcnuHyE9+w8Mc/QjHalSfbuteWY6qo7PC4… (1,748 chars)"
  }
}