{
  "fdic_cert": "8094",
  "institution_name": "NSB Bank",
  "address": {
    "zip": "50401",
    "city": "Mason City",
    "state": "IA",
    "street": "2650 4th St Sw"
  },
  "charter_type": "NM",
  "total_assets": "478973",
  "active": true,
  "established_date": "01/01/1933",
  "slug": "nsb-bank-8094",
  "matched_lei": null,
  "updated_at": "2026-07-16T19:22:25.062Z"
}