Thank you so far for your help!
The code is getting to the call (invokeBlocking) but is failing with this
exception:
Exception in thread main org.apache.axiom.soap.SOAPProcessingException:
Expecting an implementation of SOAP Envelope as the parent. But received
some other implementation
Could
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1
Ok, the first advice is *never* use impl classes inside Axiom. Always
use the factories. The reason is we have multiple implementations of them.
To correct your problem, the easiest way is to create an OMElement
rather than a SOAPHeaderBlock and call
