The job sends daily email summaries of open workflow tasks to persons with the notification frequency once a day. It is configurable and is active by default in the job descriptor.
sendEmailWhenNoNewTodos): If enabled, an email is sent when open tasks exist even if there are no new tasks.mailSubject, mailBody): Templates for the subject and message text.$person, $newOpenTODOs and $allOpenTODOs can be used. For the person, methods such as $person.getUserName(), $person.getFirstName() and $person.getLastName() are also available.