Flipkart — About fraud done with my credit card on flipkart

Address:

Flipkart Internet Private Limited, Buildings Alyssa, Begonia & Clove Embassy Tech Village, Outer Ring Road Devarabeesanahalli Village, Bengaluru560103

I have had four fraudulent transactions done and have used it on flipkart by some unknown person with my credit card whose last four digits are 8892 which i have had saved in my account related with flipkart on the early hours of 20/02/2022 started at 02:09 to 02:16 each of 4950/- and a total of four transactions of all totalling 19800/-.
these all four transactions have not done by me or my family and are all fraudulent transactions.
I have raised an issue by calling the customer care center of flipkart whose number is IN[protected].
Please help me with this.