Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQIP0P+SpsDXCNdHfiYMSFoN90jZ7Wh6Tg7hd8aCeMKOXCpzpwMwjxXD3Fzf… (1,748 chars)"
  }
}