Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCZqy6Jh0QvDBpzbMLblJTQ0X1OHJjLHuJdIgTOXUkGHi8a6qSNwrFdbgH9… (1,748 chars)"
  }
}