Use this sample cXML for resolving disputes through your credit notes and you can test your Coupa integration.

<?xml version="1.0"?> <!DOCTYPE cXML         SYSTEM 'http://xml.cXML.org/schemas/cXML/1.2...oiceDetail.dtd'> <cXML payloadID="i1240598937@SUBDOMAIN.coupahost.com" timestamp="2017-01-24 15:18:07 +0530" version="1.0">   <Header>     <From>       <Credential domain="s_test_domain">         <Identity>s_test_i</Identity>       </Credential>     </From>     <To>       <Credential domain="c_test_domain">         <Identity>c_test_i</Identity>       </Credential>     </To>     <Sender>       <Credential domain="s_test_domain">         <Identity>s_test_i</Identity>         <SharedSecret>secret</SharedSecret>       </Credential>       <UserAgent>Star Wars</UserAgent>     </Sender>   </Header>   <Request deploymentMode="production">     <InvoiceDetailRequest>       <InvoiceDetailRequestHeader invoiceDate="2017-01-24 15:18:07 +0530" invoiceID="Credit_Note_correction" operation="new" purpose="creditMemo">         <InvoiceDetailHeaderIndicator/>         <InvoiceDetailLineIndicator isAccountingInLine="yes"/>         <InvoicePartner>           <Contact role="remitTo" addressID="">             <Name xml:lang="en"></Name>           </Contact>           <IdReference domain="taxPrefix" identifier="" />           <IdReference domain="taxNumber" identifier="" />         </InvoicePartner>         <DocumentReference payloadID="DISPUTE_1"/>         <PaymentTerm payInNumberOfDays="30"/>         <Extrinsic name="CustomFields">           <IdReference identifier='original_invoice_date' domain='CustomField'><Description xml:lang='en'>2016-08-06T11:45:51-07:00</Description></IdReference>         </Extrinsic>       </InvoiceDetailRequestHeader>       <InvoiceDetailOrder>         <InvoiceDetailOrderInfo>           <MasterAgreementReference>             <DocumentReference payloadID=""/>           </MasterAgreementReference>         </InvoiceDetailOrderInfo>         <InvoiceDetailItem invoiceLineNumber="1" quantity="1">           <UnitOfMeasure>EA</UnitOfMeasure>           <UnitPrice>             <Money currency="USD">8</Money>           </UnitPrice>           <InvoiceDetailItemReference lineNumber="1">             <Description xml:lang="en">Sandcrawler</Description>           </InvoiceDetailItemReference>           <SubtotalAmount>             <Money currency="USD">8</Money>           </SubtotalAmount>         </InvoiceDetailItem>       </InvoiceDetailOrder>       <InvoiceDetailSummary>         <SubtotalAmount>           <Money currency="USD">8</Money>         </SubtotalAmount>         <Tax>           <Money currency="USD">0</Money>           <Description xml:lang="en">Total Tax</Description>           <TaxDetail category="VAT" percentageRate="1" purpose="tax" taxPointDate="2017-01-24 15:18:07 +0530">             <TaxableAmount>               <Money currency="USD">0</Money>             </TaxableAmount>             <TaxAmount>               <Money currency="USD">0</Money>             </TaxAmount>             <TaxLocation xml:lang="en">CA</TaxLocation>           </TaxDetail>         </Tax>         <NetAmount>           <Money currency="USD"/>         </NetAmount>       </InvoiceDetailSummary>     </InvoiceDetailRequest>   </Request> </cXML>