Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB/DuMSU2exbqYHPO5F4n8Q32AZ4c6sijGZwUiHcIhGzilHnZEZZaoS/gvh… (1,748 chars)"
  }
}