var serializer = new JavaScriptSerializer();
// For simplicity just use Int32's max value.
// You could always read the value from the config section mentioned above.
serializer.MaxJsonLength = Int32.MaxValue;
var resultData = new { Value = "foo", Text = "var" };
var result = new ContentResult{
Content = serializer.Serialize(resultData),
ContentType = "application/json"
};
return result;