Don’t know how to create an XML schema structure, there are no pre-defined categories in XML Schemas utility 

I am trying to replace OBX.2 value of ED to PDF

Here is what I have in the funcion wizard

..ReplaceStr(source.{OBRgrp().OBXgrp().OBX():ValueType},"ED","PDF")

Inbound Message

OBX|5|ED|PDFReport^PDFReport||PDF^Image^PDF^Base64^JVBERi0xLjMNCjEgMCBvYmoNCjw8DQovVHlwZSAvQ2F0YWxvZw0KL1BhZ2VzIDQgMCBSDQovT3V0bGluZXMgMiAwIFI

Desired Outbound Message

OBX|5|PDF|PDFReport^PDFReport||PDF^Image^PDF^Base64^JVBERi0xLjMNCjEgMCBvYmoNCjw8DQovVHlwZSAvQ2F0YWxvZw0KL1BhZ2VzIDQgMCBSDQovT3V0bGluZXMgMiAwIFI

How can i modify file extention on output file leaving Busness Operation

Ex..changing "output.txt" to "output.hl7"

I copied an existing message router and when I make changes to the rules in the copy it changes the values in the original message rounter.

How can I update my copy to have unqie values in my rules.