Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDQqZevSpKQq9SZYyxu90UeOPRyolLeM3gqM89Mn6d5+UdWbZ+/qCSGL+BK… (1,748 chars)"
  }
}