Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCsYelGiA7F2rn3fbtaM4AsK5/1Y6oAmxE1ya8GMb+ATHlg+13nS7jx7jmI… (1,748 chars)"
  }
}