public CustomerDocumentsResponse CustomerDocuments(CustomerDocumentsRequest request)
        {
            if (request == null)
            {
                throw new ArgumentNullException("request");
            }

            return(SendGetRequest <CustomerDocumentsRequest, CustomerDocumentsResponse>(request, "CustomerDocuments"));
        }
        public CustomerDocumentsResponse CustomerDocuments(string merchantCustomerID, string merchantSessionID)
        {
            if (merchantCustomerID == null)
            {
                throw new ArgumentNullException("merchantCustomerID");
            }

            if (merchantSessionID == null)
            {
                throw new ArgumentNullException("merchantSessionID");
            }

            var request = new CustomerDocumentsRequest
            {
                MerchantCustomerID = merchantCustomerID,
                MerchantSessionID  = merchantSessionID
            };

            return(CustomerDocuments(request));
        }