Hi @Suumit_Narruni,
Welcome to the Niyo Community! 
Thank you for reaching out, and we’re sorry to hear about the issue you’re facing. Since you’ve already blocked your credit card through the app, please send us the transaction details via email at global.escalation@goniyo.com from your registered email ID. Our team will assist you in processing the chargeback for the unauthorized transaction.
Rest assured, we’ll prioritize this and work towards a quick resolution. If you have any questions or need further assistance, feel free to reach out!
