<StructureDefinition xmlns="http://hl7.org/fhir">
  <id value="ext-alert" />
  <url value="https://vitalhub.com/fhir/StructureDefinition/ext-alert" />
  <name value="AlertExtension" />
  <status value="active" />
  <publisher value="VitalHub" />
  <description value="Indicates whether an alert flag is set on a Consent resource." />
  <fhirVersion value="4.0.1" />
  <kind value="complex-type" />
  <abstract value="false" />
  <context>
    <type value="element" />
    <expression value="Consent" />
  </context>
  <type value="Extension" />
  <baseDefinition value="http://hl7.org/fhir/StructureDefinition/Extension" />
  <derivation value="constraint" />
  <differential>
    <element id="Extension">
      <path value="Extension" />
      <short value="Consent alert flag" />
      <definition value="Boolean flag indicating an alert on Consent." />
    </element>
    <element id="Extension.url">
      <path value="Extension.url" />
      <min value="1" />
      <max value="1" />
      <fixedUri value="https://vitalhub.com/fhir/StructureDefinition/ext-alert" />
    </element>
    <element id="Extension.valueBoolean">
      <path value="Extension.valueBoolean" />
      <min value="0" />
      <max value="1" />
    </element>
  </differential>
</StructureDefinition>