Flipkart — My account is blocked for [protected] number

Flipkart constaing team say to me that We'd like to let you know that your recent request has been cancelled as our systems have detected an unusually high number of returns in your purchase history. This would also mean that you will no longer be able to login to your Flipkart account.If I get any product damage, we will arise it with return request.On Flipkart I have purchased a lot of electronic items whose warranty and gaurennty claim I will need invoices and open the invoice app, without downloading. So unblock my account.I will need invoices, For this I will need to login my account. So you unlock the account