This field processor uses content in the format key: value. The key and value are seperated with the colon :.
Example usage
Here is an example email where this processor is used in order send an assignee directive to JEMH Cloud. For an extensive list of supported field types, please see Directives.
MIME-Version: 1.0
Subject: Subject of the email goes here
From: bob@example.com
To: jemhcloud@example.com
Content-Type: text/plain; charset=UTF-8
assignee:username
This is the description/comment body of the email. It will not
be considered as a directive by the processor!