<complexType name="X509DataType"> <sequence maxOccurs="unbounded"> <choice> <element name="X509IssuerSerial" type="ds:X509IssuerSerialType" /> <element name="X509SKI" type="base64Binary" /> <element name="X509SubjectName" type="string" /> <element name="X509Certificate" type="base64Binary" /> <element name="X509CRL" type="base64Binary" /> <any namespace="##other" processContents="lax" /> </choice> </sequence> </complexType>