let parameter : Dictionary<String,AnyObject> = ["action":"add-playlist-item","playlist_id":self.dictPlayList.objectForKey("ID")!,"kod_id":arrayOfID]
error ["action": add-playlist-item, "playlist_id": 166, "kod_id": <_TtCs21_SwiftDeferredNSArray 0x7c615620>( 21, 18 ) ]
_TtCs21_SwiftDeferredNSArray 0x7c615620 what does this error mean??