Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCA+BZmWYXXv15QVa2p/9WLEfys1cFx0lbgnqbbOTIP4UDv+CIvDEiZXGu8… (1,748 chars)"
  }
}