Specify the Unicode for required non-printable character and
description for the same.
Replacement Character
Specify the Replacement Character for each Unicode. This can be one or more
characters or space. The replacement characters has to be part of allowed
list of special characters.
It is mandatory to maintain the replacement character. The replacement
character is applied only if Resultant action is selected as 'Replace' for
Special character check in Generic Validation Framework.