TRX.Music.GetTrack()nil if none.TRX.Music.PlayTrack(id[, opts])opts.mode selects a play mode constant. Errors if the track ID or mode is invalid.TRX.Music.PlayTrack(1)TRX.Music.PlayTrack(2, { mode = TRX.Music.MPM_LOOPED })TRX.Music.Pause()TRX.Music.Unpause()TRX.Music.Stop()TRX.Music.MPM_ALWAYSTRX.Music.MPM_LOOPEDTRX.Music.MPM_TRACKEDTRX.Music.MPM_DELAYED