public HttpResponseMessage GetAllDataSet(int AppId)
        {

            if (!ModelState.IsValid)
            {
                return Request.CreateErrorResponse(HttpStatusCode.BadRequest, "Invalid Request");
            }

            GetAllDataSetRequestModel requestModel = new GetAllDataSetRequestModel()
            {
                AppId = AppId
            };


            DataActions dataActions = new DataActions();
            GetAllDataSetResponseModel responseModel = dataActions.GetAllDataSet(requestModel);

            if (responseModel.Error != null)
            {
                return Request.CreateResponse(HttpStatusCode.OK, responseModel, "application/json");
            }

            return Request.CreateResponse(HttpStatusCode.OK, responseModel, "application/json");

        }