using System.Collections.Specialized;
namespace Get_Root_Activity
public static async System.Threading.Tasks.Task Main()
var cvrNumber = 35510365;
var collection = new NameValueCollection { { "displayData", "{\"id\":\"" + cvrNumber + "\",\"enhedstype\":\"virksomhed\",\"openedTaxonomies\":[],\"ophortePenheder\":false}" } };
using (var client = new WebClient())
var data = await client.UploadValuesTaskAsync(
string.Format(@"https://datacvr.virk.dk/data/printdisplay?sign=false&type=fuld&navn={0}&language=da", cvrNumber),
System.IO.File.WriteAllBytes(@"\\dkcphweb03\Websites\Robotics\playground\filename.pdf", data);