Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDJiJo3MB6OisUbcQko6UJO2XPiZVQWI6Wdd41p9EpIXw3nB93+B4Cyexvs… (1,748 chars)"
  }
}