public HttpResponseMessage Post([FromBody] string fileLocation)
        {
            string       response;
            FileExplorer explorer = new FileExplorer();

            try
            {
                response = JsonConvert.SerializeObject(explorer.GetDirectories(fileLocation), Formatting.Indented, new JsonSerializerSettings {
                    NullValueHandling = NullValueHandling.Ignore
                });
            }
            catch (Exception ex)
            {
                var resp = Utility.ExceptionMessage(ex);
                throw new HttpResponseException(resp);
            }

            return(new HttpResponseMessage {
                Content = new StringContent(response, System.Text.Encoding.UTF8, "application/json")
            });
        }