Soap UI is a powerfull tool to test SOAP based Webservices. All aspects of a request can be displayed and changed, including the request type and authentication.
This is helpful when developing and using existing APIs, as it is easy to see which parameters are passed and what the return value looks like.
Soap UI is available in different versions, ranging from simple free licenses for individual users to large enterprise versions.

1| Download Soap UI

2| Open a new SOAP Project

3| Name the Project, insert the WSDL endpoint and your user credentials to connect to the webservice

4| Open the Request window to your project

5| Insert and check your Request Properties

1| Please always begin with the Sandbox Environment

2| The Item Stock Export can load up to 8-10 minutes