         return NSURL(string: "http://hypem.com/track/\(id)")!
     }
     
-    private func cleanURLString(URLString: String) -> String {
-        return URLString.stringByAddingPercentEncodingForURLQueryValue()!
-    }
-    
     public enum ImageSize {
         case Small
         case Medium

            self.audioUnavailable = false
        }
        
        let response = NSHTTPURLResponse()
        
        super.init()
        
        self.postURL = NSURL(string: cleanURLString(representation.valueForKeyPath("posturl") as! String))
        self.iTunesURL = NSURL(string: cleanURLString(representation.valueForKeyPath("itunes_link") as! String))
    }
    
    public class func collection(#response: NSHTTPURLResponse, representation: AnyObject) -> [Track]? {

    public let postedByDescription: String
    public let datePosted: NSDate
    public let audioUnavailable: Bool
    public let postURL: NSURL
    public let iTunesURL: NSURL

    public var loved: Bool
    

    
    override public var description: String {
        return "<Track - artist: \(artist), title: \(title)>"
    }
    
    public required init?(response: NSHTTPURLResponse, representation: AnyObject) {
        
        self.id = representation.valueForKeyPath("itemid") as! String
        
        let artistJSON = representation.valueForKeyPath("artist") as? String
