ChildrenBlockModel.cs

namespace Discovering.Sitecore10.Models
{
    public class ChildrenBlockModel
    {
        [SitecoreComponentField(Name = "items")]
        public IEnumerable<ChildContentBlockModel> Children { get; set; }
    }

    public class ChildContentBlockModel
    {
        [SitecoreComponentField(Name = "fields")]
        public ContentBlockModel Fields { get; set; }
    }
    
    public class ContentBlockModel
    {
        [SitecoreComponentField]
        public TextField Title { get; set; }
    }
}