Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDTWhPj08SAZvX9kySJU3sweEkGfe3+nW/vz1pHZCWGqV9S5gEtzrY8iOQX… (1,748 chars)"
  }
}