Radarr/NzbDrone.Api/NzbDroneApiModule.cs

using Nancy;
using Nancy.Security;

namespace NzbDrone.Api
{
    public abstract class NzbDroneApiModule : NancyModule
    {
        protected NzbDroneApiModule(string resource)
            : base("/api/" + resource.Trim('/'))
        {
            Options["/"] = x => new Response();
        }
    }
}