$("#example").DataTable({
    'responsive': true,
    'autoWidth': false,
    'searching': false,
    'processing': true,
    'serverSide': true,
    'ajax': "{!! route('some-url') !!}",
    'columns': [{
        "data": "col1",
        "name": "col1"
    }, {
        "data": "col2",
        "name": "col2"
    }, {
        "data": "col3",
        "name": "col3"
    }, {
        "data": "col4",
        "name": "col4"
    }, {
        "data": "col5",
        "name": "col5"
    }],
    'rowsGroup': ['col1:name', 'col2:name'],
    'initComplete': function(settings, json) {
        $('table td:nth-child(1), table td:nth-child(2)').addClass('css-colors');
    }
});