Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBvP4g169bl6b5wV6bEeLRDiLocp9uVF0lY9e4wCaXUaHhTcxo2NiIaJ8/Q… (1,748 chars)"
  }
}