Appendix F - Use of Field 11 by Tran Type and Message Type
Field 11 contains user data. This data is not modified by Fusebox.
Field 11 contains two data areas, a Command Area for non-tokenized data and a Token Area for tokenized data (“TAG Length Data Structure”). Separate pages in this Appendix provide details on the overall structure of field 11 and the use of these two data areas.