| source | 
				<xs:complexType name="CPTSubscriptionHeader"> 
  <xs:sequence> 
    <xs:element name="requestedType" type="CPT-SubscriptionType"/> 
    <xs:element name="expirationDate" type="CPT-Date"/> 
    <!-- for the subscription --> 
    <xs:element name="expirationTime" type="CPT-Time"/> 
    <!-- for the subscription --> 
    <xs:element name="reportInterval" type="CPT-Duration" minOccurs="0"/> 
    <xs:element name="requestIdentifier" type="CPT-RequestIdentifier"/> 
    <xs:element name="subscriberIdentifier" type="CPT-ApplicationID"/> 
    <xs:element name="publisherIdentifier" type="CPT-ApplicationID"/> 
    <xs:element name="applicability" type="CPTFileApplicability" minOccurs="0"/> 
  </xs:sequence> 
</xs:complexType> |