Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBLuVV7WrxIoW2k9+WlTv/8aPYskUlGYcr2kWovEPQnSVXEkJ/+400Mf2D9… (1,748 chars)"
  }
}