         super.encodeWithCoder(aCoder)
         aCoder.encodeObject(self.title, forKey: "title")
         aCoder.encodeObject(self.date, forKey: "date")
+        aCoder.encodeObject(self.modifiedDate, forKey: "modifiedDate")
         aCoder.encodeObject(self.unpublishedDate, forKey: "unpublishedDate")
         aCoder.encodeObject(self.status, forKey: "status")
         aCoder.encodeObject(self.blogID, forKey: "blogID")

        let dateString = json["date"].stringValue
        if !dateString.isEmpty {
            date = Utils.dateFromISO8601String(dateString)
        }
        let unpublishedDateString = json["unpublishedDate"].stringValue
        if !unpublishedDateString.isEmpty {

    
    var title = ""
    var date: NSDate?
    var modifiedDate: NSDate?
    var unpublishedDate: NSDate?
    var status = ""
    var blogID = ""
