Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBMw3R0zrNmyP/vWxukB8YpIWXRb3BMhMP0+vPa55j2Y0M1Ajmk0MvBKTtC… (1,748 chars)"
  }
}