curl --request GET \
  --url https://crypto.westminister.tech/api/v1/auth/countries/admin \
  --header 'Authorization: Bearer <token>'

{
  "countries": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "display_name": "Kenya",
      "official_name": "Republic of Kenya",
      "alpha2_code": "KE",
      "alpha3_code": "KEN",
      "numeric_code": "404",
      "phone_code": "+254",
      "nationality": "Kenyan",
      "region": "Africa",
      "subregion": "Eastern Africa",
      "default_fiat_currency": "KES",
      "supports_mpesa": true,
      "supports_bank_payout": true,
      "sort_order": 123,
      "is_active": true,
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ]
}