Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB7LCeUanYX8ue38jODIIEvt12lszwT0v+jfAMKGShp+zF1Q1f79pDg6v0h… (1,748 chars)"
  }
}