<StructureDefinition xmlns="http://hl7.org/fhir">
  <meta>
    <lastUpdated value="2021-12-14T17:05:02.689+00:00" />
  </meta>
  <text>
    <status value="generated" />
    <div xmlns="http://www.w3.org/1999/xhtml">Enter you narrative here</div>
  </text>
  <url value="https://example.org/fhir/StructureDefinition/MyAppointment" />
  <name value="MyAppointment" />
  <status value="draft" />
  <fhirVersion value="4.0.1" />
  <kind value="resource" />
  <abstract value="false" />
  <type value="Appointment" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Appointment" />
  <derivation value="constraint" />
  <differential>
    <element id="Appointment.participant">
      <path value="Appointment.participant" />
      <code>
        <system value="http://hl7.org/fhir/sid/icd-10" />
      </code>
      <mustSupport value="true" />
    </element>
    <element id="Appointment.participant.actor">
      <path value="Appointment.participant.actor" />
      <code>
        <system value="http://hl7.org/fhir/sid/icd-10" />
        <version value="asd" />
        <code value="asas" />
        <display value="aas" />
      </code>
      <fixedReference>
        <reference value="2300" />
        <type value="Patient" />
      </fixedReference>
    </element>
  </differential>
</StructureDefinition>