Contains the body of an HL7 message, which excludes the message header segment. For batch messages, it does not include the individual message header segments or the batch trailer segment.
HELP-PROMPT: The 5 HL7 encoding characters in this order: Field Separator, Component Separator, Repetition Separator, Escape Character, Subcomponent Separator
TECHNICAL DESCR:
No other fields may follow this one on the 0 node!