Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAmNrjdSVh58umW6cqjB5AxeOLJ8A5rcJvcyQi9gUwAPwVCsymGZNIqT7cm… (1,748 chars)"
  }
}