Add a 4-bar POP ACOUSTIC BASS track in the following composition:
PS T4Q4 GMPOP KMG BM125 CMDQCQGQBb BL4 IL0Q0Q48Q47Q66Q33Q52 TS INST48 DN2 BS NO69 NO62 NO86 TD7X992 NOF69 TD0X008 NO67 TD4X0 NO66 TD0X233 NOF67 TD3X767 NOF62 NOF86 NOF66 BE BS NO62 NO86 TD0X242 NOF62 TD15X758 NOF86 BE BS NO86 TD11X858 NOF86 NO59 NO67 NO66 TD0X05 NOF66 TD4X092 NOF59 NOF67 BE BS NO59 NO67 TD8X45 NOF59 NOF67 TD0X067 NO48 NO60 TD0X5 NOF48 NOF60 TD0X5 NO64 NO52 TD0X575 NOF64 NOF52 TD0X425 NO60 NO48 TD0X525 NOF60 NOF48 TD0X475 NO62 NO50 TD0X342 NOF62 NOF50 BE TE TS INST47 DN0 BS BE BS TD6X617 NO43 TD0X158 NOF43 TD0X417 NO43 TD0X283 NOF43 TD0X267 NO43 TD0X267 NOF43 BE TE TS INST0 DN0 BS BE BS BE TE TS INST66 DN1 BS NO55 TD0X017 NO57 TD0X033 NOF55 TD2X167 NOF57 TD4X783 NO57 TD0X908 NOF57 TD0X083 NO59 TD1X983 NOF59 TD0X025 NO57 TD1X908 NOF57 TD0X092 NO55 TD1X967 NOF55 TD0X033 NO54 TD1X808 NOF54 TD0X183 NO55 TD0X008 NOF55 BE BS NO55 TD11X892 NOF55 BE TE PE
TS INST33 DN1 BS NO38 TD2X0 NO26 TD0X283 NOF38 TD3X625 NOF26 TD0X092 NO26 TD0X775 NOF26 TD1X225 NO26 TD4X0 NO30 TD0X092 NOF26 TD3X867 NOF30 BE BS NO31 TD4X775 NOF31 TD1X225 NO31 TD0X575 NOF31 TD1X425 NO31 TD5X108 NOF31 TD0X892 NO31 TD1X0 NOF31 NO33 TD1X0 NOF33 BE TE