<?xml version=“1.0” encoding=“UTF-8”?> <ServiceRequest xmlns=“hl7.org/fhir”>

      <id value="og-example1"/>
      <meta>
  <security>
    <system value="http://terminology.hl7.org/CodeSystem/v3-ActReason"/>
    <code value="HTEST"/>
    <display value="test health data"/>
  </security>
</meta>
<status value="active"/>
      <intent value="original-order"/>
      <code>
              <coding>
                      <system value="http://loinc.org"/>
                      <code value="49874-1"/>
              </coding>
              <text value="ABCB4 gene mutation analysis"/>
      </code>
      <subject>
              <reference value="Patient/example"/>
      </subject>
      <encounter>
              <reference value="Encounter/example"/>
      </encounter>
      <occurrenceDateTime value="2014-05-12T16:16:00-07:00"/>
      <requester>
                      <reference value="Practitioner/example"/>
      </requester>
      <performer>
              <reference value="Practitioner/example"/>
      </performer>

</ServiceRequest>