Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHMtlWgh6M10WkXlXrQcaZQERlJJH/MDD0VGZpKpCDS6SHdY7op9R1p8AI3… (1,748 chars)"
  }
}