Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGVRN7Zu7Pl3ZHKgKKO9BKE23KlNf53Bg6oc9qOa/aE9RMgHzbOwBlfUZDL… (1,748 chars)"
  }
}