Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBSCyZ21ZghF9LbXNs669kJpyR0MwOzVYohi6TyRoJY8iZ1NJVdmuvhNoxO… (1,748 chars)"
  }
}