How to find out the supported format for attachment in SOAP Response in EngageOne Server

Product Feature: Web Service (API)

The supported format for attachment generated inside the EngageOne SOAP UI Response is MTOM.

EngageOne Server uses MTOM format only.

This is also documented in the EngageOne Programmers Reference Guide:
"All files sent into a service operation request and returned from a service operation response are transferred as MTOM attachments."

UPDATED:  November 7, 2017