Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAH7gaKsqO/JChDswjdBjVpYt+TzeLilsIEj7JMG67NpSqRC5PXcrN6kfj8… (1,748 chars)"
  }
}