public HttpResponseMessage RetrieveMerchanHistory(int merchantId, DateTime HistoryStartDate, DateTime HistoryEndDate) { MPMerchantHistoryDetailModel response; using (MerchantProfileTier mt = new MerchantProfileTier()) { response = mt.RetrieveMerchantHistory(merchantId, HistoryStartDate, HistoryEndDate); return this.Request.CreateResponse(HttpStatusCode.OK, response); } }