Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA/YeNOfi3nSM++mi+n42hINr7VjiN8Bp3UuBQhVNiE8QqNsrA28uQGf5TH… (1,748 chars)"
  }
}