1. you can download soapUI from the site : soapUI download site
Note : SoapUI Open Source is free one that you can download
2. Once you download the executable soupUI installer , double click it and have it installed .
3. After it is installed , open soapUI window , go to File -> New SOAP Project , In "Initial WSDL" field , input URL format for web service as the following format :
Specifies the Catalog Component server name and port number.
Specifies the web service name.
For example, http://prod123:8080/usm/services/UserService?wsdl
4. If the input information is correctly , it will be able to load all the web service methods and data structures for the web services in XML format accordingly , and then you can locate the specific web service call that you want to check and to test it specifically via soapUI