Add a 4-bar ROCK ACOUSTIC BASS track in the following composition:
PS T4Q4 GMROCK KMA BM55 CMFmaj7QD6QEQAm BL4 IL56Q62Q43Q43Q0Q33Q0Q1Q29 TS INST62 DN0 BS BE BS BE BS BE BS NO72 TD9X833 NOF72 TD0X167 NO72 TD0X833 NOF72 TD0X167 NO69 TD0X833 NOF69 TD0X167 NO72 TD0X833 NOF72 TD0X167 NO69 TD0X833 NOF69 TD0X167 NO72 TD0X833 NOF72 TD0X167 NO76 TD0X833 NOF76 BE TE TS INST0 DN0 BS BE TE TS INST0 DN0 BS BE BS BE BS BE BS BE TE TS INST43 DN0 BS BE TE PE
TS INST33 DN1 BS NO29 TD2X0 NOF29 TD2X0 NO29 TD2X0 NOF29 TD2X0 NO29 TD3X75 NOF29 TD0X25 NO28 TD3X75 NOF28 BE BS NO26 TD2X0 NOF26 TD2X0 NO26 TD2X0 NOF26 TD2X0 NO26 TD2X0 NOF26 TD2X0 NO26 TD2X0 NOF26 BE BS NO28 TD2X0 NOF28 NO28 TD2X0 NOF28 TD2X0 NO28 TD2X0 NOF28 TD2X0 NO28 TD2X0 NOF28 TD2X0 NO28 TD2X0 NOF28 BE BS NO33 TD15X833 NOF33 BE TE