Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCDczpbM1mh5IYA2rJy7u0K8bO/aF4Nl1XiK6DwUfpK1h56rBagQvbk8vdy… (1,748 chars)"
  }
}