Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHnM+/TevbwNqtydz/XzBlXdaXQMSdSVMmCeQ1lh9Qt4w2WauJdZAIw9oa2… (1,748 chars)"
  }
}