This file is a single list of values. It does not require a header. Make sure there are no spaces or returns at the end of the last line in the file.The following is sample file content:
Delphix Agile Data Masking supports lookup files saved in ASCII or UTF-8 format only. If the lookup file contains foreign alphabet characters, the file must be saved in UTF-8 format for Delphix Agile Data Masking to read the Unicode text correctly.