<xs:attributeGroup name="MailXMLQualReportRequestHeaderInfo"> <xs:attribute name="CustomerGroupID" type="mailxml_base:s25" use="required" /> <xs:attribute name="MailingGroupID" type="xs:nonNegativeInteger" use="required" /> <xs:attribute name="Replace" type="mailxml_base:yesNo" /> </xs:attributeGroup>