Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCOzwLXc2MByT+bbTCVVRXpVDe+NCzmqSrr+cRi2n9JjE7zdjGdDpunakmJ… (1,748 chars)"
  }
}