public static void Main()
WebClient client = new WebClient();
var jsonString = "{\"IsEnabled\":true,\"Name\":\"ShorterText\",\"FeatureType\":\"Femah.Core.FeatureSwitchTypes.SimpleFeatureSwitch, Femah.Core, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null\",\"Description\":\"Define a short description of the feature switch type here.\",\"ConfigurationInstructions\":\"Add configuration context and instructions to be displayed in the admin UI\"}";
client.Headers.Add("Content-Type","application/json");
var jsonResponse = client.UploadString("http://femah-additionator.azurewebsites.net/femah.axd/api/featureswitches/ShorterText", "PUT", jsonString);
Console.WriteLine("--- JSON response ---");
Console.WriteLine(jsonResponse);
string contentType = client.ResponseHeaders["Content-Type"];
Console.WriteLine("--- Content-Type ---");
Console.WriteLine(contentType);