{
  "snapshot": "niem-5-2",
  "source": "NIEM 5.2",
  "result": {
    "entry_slug": "cal-50-5a09706b0c",
    "code": "50",
    "label": ".50 BROWNING MACHINE GUN, .50 ACTION EXPRESS; ALSO USED IN BLACK-POWDER FIREARMS",
    "set_slug": "CAL",
    "set_name": "3 - Gun Caliber (CAL) Field Codes",
    "category_name": "Firearms"
  }
}