{
    "companies": [
        {
            "id": "test_co",
            "name": "Test Co",
            "color": "#000000",
            "mapping": {
                "insegna": 0,
                "product": 1,
                "sellout_start": 2,
                "sellout_end": 3,
                "extra_info": 4,
                "extra_info_label": "Test",
                "header_row": 0
            },
            "last_import": null
        }
    ]
}