message queryNextPageRequest
parts 
params
element pm:pagingID
used by 
Operation queryNextPage in PortType processManagement
source 
<wsdl:message name="queryNextPageRequest">
  <wsdl:part name="params" element="pm:pagingID"/>
</wsdl:message>

WSDL documentation generated by XMLSpy WSDL Editor http://www.altova.com/xmlspy