Nigeria filed a writ of certiorari asking the top court to examine their immunity argument and review rulings from lower courts.
The deposition is scheduled to be held in London between December 17 and 19, a day before the court’s deadline.
Mr Amosun had admitted to not diligently scrutinising the terms of the contract before signing it, according to a statement in August.
My Williams was sentenced to 10 years imprisonment in 1986 but left prison in 1989, having languished in jail for three years.
An appellate court in the United States has rejected Nigeria’s sovereign immunity and authorised a Chinese consortium to proceed with its efforts to confiscate Nigeria’s assets abroad,
The bank overtook Wells Fargo to clinch the top spot.
Mr Williams escaped from Nigerian prison in 1989.
The British-Nigerian businessman narrated how he was abused and defrauded by the Nigerian domestic intelligence office in the 1980s.
Shares of several banks in the U.S. have plunged following the sale of First Republic Bank to JP Morgan by federal authorities.
