Values.MessageHeaderNameSourceThe name of the message header. The message header name has to meet the following criteria: Can contain any printable ASCII character (33 - 126) except for colon (:). Can contain no more than 126 characters.
The name of the message header. The message header name has to meet the following criteria: Can contain any printable ASCII character (33 - 126) except for colon (:). Can contain no more than 126 characters.