@using GridMvc.Html;
@model IEnumerable<Item>

<div class="row">
<div class="col-lg-12">
<i class="fa fa-spotify fa-5x"></i>
@Html.Grid(Model).Columns(columns =>
{
    columns.Add(c => c.track.artists)
    .Titled("Artists")
    .RenderValueAs(x => string.Join(",", x.track.artists.Select(y => y.name)));
    columns.Add(c => c.track.name).Titled("Track");
});
</div>
</div>