net40-client 
namespace Microsoft.AspNet.SignalR.Client.Http
{
    public class HttpWebRequestWrapper : IRequest
    {
        public string UserAgent { get; set; }
    }
}
.NET Framework
4.0
Information specific to net40-client
Assembly

Microsoft.AspNet.SignalR.Client , Version=2.4.3.0, PublicKeyToken=31bf3856ad364e35

Referencing

Your project needs a package reference to Microsoft.AspNet.SignalR.Client.

Package Microsoft.AspNet.SignalR.Client (2.4.3) net40
Platform Restrictions

This framework does not have platform annotations.

  • Built-in API
  • Package-provided API