message getEntityRelationBulk
parts 
parameters
element tns:getEntityRelationBulk
used by 
Operation getEntityRelationBulk in PortType Metadata
source 
<message name="getEntityRelationBulk">
  <part name="parameters" element="tns:getEntityRelationBulk"/>
</message>

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