setMemberAndDueDateOnAddedChecklistItem

gistfile1.txt

var added = new Notification(notification).addedChecklistItem();
var split = added.name().split("|");

if(split.length == 3)
{
  var text = split[0].trim();
  var date = new Date(split[1].trim());
  var member = new Member({username: split[2].trim()});
  
  added
  .setName(text)
  .setDue(date);
  .addMember(member);
}