The transfer fee was €40 million with the fee potentially rising to €50 million based on performance-based clauses, making him the most expensive player in the club's history.
Biaya transfer sebesar € 40.000.000 dengan biaya berpotensi naik € 10.000.000 berdasarkan klausul berbasis kinerja, membuatnya menjadi pemain mahal dalam sejarah klub.