Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQA3M0Px2PpByfk/1l9gmsfU9RQxOxmIEz3WYV5XdD6cqQuRV6LqAyXep94v… (1,748 chars)"
  }
}