The Argentina international is a top January target for Reds boss Brendan Rodgers.
Fenerbahce are, however, prepared to make the first move in an effort to put a deal in place.
Fener coach Ersun Yanal told Fotomac: "I asked to arrange an appointment in Paris to discuss the direction of PSG.
"Fenerbahce want to move forward with a real number 10."
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