[TestMethod]
        public void Execute_post()
        {
            var url = "https://externals.in.ohchr.org/api/SetKey";
            object result = string.Empty;
            try
            {
                using (var client = new WebClient())
                {
                    client.UseDefaultCredentials = true;
                    client.Headers[HttpRequestHeader.ContentType] = "application/json";
                    string[] data = new string[] {"besher","en","ar"};
                    string ser = JsonConvert.SerializeObject(data);
                    var response = client.UploadString( new Uri(url),"POST",ser);
                    result = JsonConvert.DeserializeObject(response);
                    Assert.Equals("Success", result.ToString());
                }
            }
            catch (Exception ex)
            {

                throw;
            }
           
        }