OrderResponse with Contained Order.xml

<OrderResponse xmlns="http://hl7.org/fhir">
   <id value="56444"/>
   <meta>
      <versionId value="18"/>
      <lastUpdated value="2017-08-07T07:24:09.673-04:00"/>
   </meta>
   <contained>
      <Order xmlns="http://hl7.org/fhir">
         <id value="order"/>
         <meta>
            <versionId value="32"/>
            <lastUpdated value="2017-08-07T07:24:09.045-04:00"/>
         </meta>
         <identifier>
            <system value="https://fhir.uhs.nhs.uk/OrderComms/Order"/>
            <value value="ABCDE"/>
         </identifier>
         <subject>
            <reference value="http://fhirtest.uhn.ca/baseDstu2/Patient/32898"/>
         </subject>
         <source>
            <reference value="http://fhirtest.uhn.ca/baseDstu2/Practitioner/56514"/>
         </source>
         <target>
            <reference value="http://fhirtest.uhn.ca/baseDstu2/Practitioner/39564"/>
         </target>
         <reasonCodeableConcept>
            <coding>
               <system value="http://snomed.info/sct"/>
               <code value="324861000000109"/>
               <display value="Review of patient laboratory test report"/>
            </coding>
         </reasonCodeableConcept>
         <detail>
            <reference value="http://fhirtest.uhn.ca/baseDstu2/DiagnosticReport/39912"/>
         </detail>
      </Order>
   </contained>
   <identifier>
      <system value="https://fhir.uhs.nhs.uk/MobileApp/OrderResponse"/>
      <value value="A12345"/>
   </identifier>
   <request>
      <reference value="#order"/>
   </request>
   <date value="2017-08-07T12:24:09+01:00"/>
   <who>
      <reference value="http://fhirtest.uhn.ca/baseDstu2/Practitioner/56514"/>
   </who>
   <orderStatus value="completed"/>
</OrderResponse>