JD.COM gold bars were cheated and then reported to the police. Can you not return it?

The case has been filed and there is no need to repay it. Article 148 Validity of a Fraudulent Civil Legal Act If a party commits a civil legal act against its true meaning by fraudulent means, the defrauded party has the right to request the people's court or an arbitration institution to cancel it. Article 157 After a civil juristic act is invalid, revoked or deemed invalid, the property acquired by the actor as a result of the act shall be returned. If it is impossible or unnecessary to return it, it shall be compensated at a discount, and the party at fault shall compensate the other party for the losses suffered as a result; If all parties are at fault, they shall bear their respective responsibilities. Where there are other provisions in the law, those provisions shall prevail.