{
  "snapshot": "niem-5-2",
  "source": "NIEM 5.2",
  "result": {
    "entry_slug": "cal-458-45c322212b",
    "code": "458",
    "label": ".458 WINCHESTER MAGNUM",
    "set_slug": "CAL",
    "set_name": "3 - Gun Caliber (CAL) Field Codes",
    "category_name": "Firearms"
  }
}