Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAe2zNu7n3QnvMyxZ6Z8YfgBYOBKQrxMPAsbrLPbbwpe3E/SkFE576AQrI+… (1,748 chars)"
  }
}