Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB3ZWDgGYr+mnxIa/FtWsKbNzEwHgfwE/ufbq+j8zgXlHJ530MODc4Y45qE… (1,748 chars)"
  }
}