Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/l7fXCJlHhXNx+03Xq6QJo65gNq7LwIHW6EKP+/ECnC9E82Q1ZYzEi86T… (1,748 chars)"
  }
}