Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBEk3nztPmBvz1Z9dDasbm3E9EPd2rIdxHnucz9+SMXZSk5vvaOk6ZnRGNb… (1,748 chars)"
  }
}