Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBXzfbpY9f0cuc8IsnIElPg/9tHazKPFnR7jTG/vQd7X3P/zF9r81c5QIWq… (1,748 chars)"
  }
}