Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCgCd9kNqwExBEZmEWNjitP+D5GthQguHcg79Ddy+cTYmIrDcmt8yPfI7dI… (1,748 chars)"
  }
}