<StructureDefinition xmlns="http://hl7.org/fhir">
  <url value="https://example.org/fhir/StructureDefinition/MyElementDefinition" />
  <name value="MyElementDefinition" />
  <status value="draft" />
  <fhirVersion value="5.0.0" />
  <kind value="complex-type" />
  <abstract value="false" />
  <type value="ElementDefinition" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/ElementDefinition" />
  <derivation value="constraint" />
  <differential>
    <element id="ElementDefinition">
      <path value="ElementDefinition" />
      <comment value="TEST" />
    </element>
  </differential>
</StructureDefinition>