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

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