<https://community.tibco.com/forums/topic/133-how-to-remove-empty-xml-tags-in-tibco-businessworks/#comment-16564>
<http://schema.org/text>
"1) You can check whether value exists or not multiple ways    a) using exists() function, this function checks whether the xml tag is coming or not. For ex if the element tag is coming as"
<https://community.tibco.com/forums/topic/133-how-to-remove-empty-xml-tags-in-tibco-businessworks/>