The tournament is scheduled to run from February 2 to 9, after which all clubs are expected to depart Abuja.
Mane, 30, joined Liverpool in 2016 from Southampton, winning the Premier League, Champions League, Club World Cup, Super Cup, Carabao Cup and FA Cup.
The report comes hours after the English side lost to Real Madrid in the final of the UEFA Champions League final on Saturday night.
Chelsea emerged victorious in the pulsating UEFA Super Cup match Wednesday night, defeating Villareal 6-5 on penalties after playing out 1-1 draw in regulation and extra time.
