<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://example.org/fhir/StructureDefinition/VeteranAttributeCoverage" />
  <name value="VeteranAttributeCoverage" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Coverage" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Coverage" />
  <derivation value="constraint" />
  <differential>
    <element id="Coverage.subscriberId">
      <path value="Coverage.subscriberId" />
      <short value="ID assigned to the subscriber by VA" />
      <definition value="The VA insurer assigned ID for the Subscriber." />
      <min value="1" />
      <mustSupport value="true" />
    </element>
    <element id="Coverage.payor">
      <path value="Coverage.payor" />
      <mustSupport value="true" />
    </element>
  </differential>
</StructureDefinition>