000
                    next_track_ID = 2
                [trak: Track Box]
                    position = 140
                    size = 608
                    [tkhd: Track Header Box]
                        position = 148
                        size = 92
                        version = 0
                        flags = 0x000007
                            Track enabled
                            Track in movie
                            Track in preview
                        creation_time = UTC 2