GET /api/countries/
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 2,
    "next": null,
    "previous": null,
    "results": [
        {
            "id": 1,
            "name": "Deutschland",
            "code": ""
        },
        {
            "id": 2,
            "name": "Europa",
            "code": "EU"
        }
    ]
}