This element serves as the head of a substitution group
for extensibility elements that wish to appear as children of wsdl:service before wsdl:endpoint
Abstract Element servicePreEndpointExt
The servicePreEndpointExt element cannot have "xsi:nil" as an attribute.
The servicePreEndpointExt element in XML instance can be substituted with other elements.
<xs:documentation>
This element serves as the head of a substitution group
for extensibility elements that wish to appear as children of wsdl:service before wsdl:endpoint
</xs:documentation>