Myntra.com — My return order is picked up and now it is

Address:

3rd Floor, AKR Tech Park, 7th Mile, Krishna Reddy Industrial Area, Kudlu Gate, Bangalore – 560068, Karnataka, India

I returned my order unused and with all tags, bill slip and with all package. The delivery man picked up return order from me at 5:00 p.m. on 29 dec 2020, now at 8:25 p.m. I get message that your return request is on hold but why It suppose to instantly give my refund. Myntra didn't give any clarification and it should be easy to return. Myntra is just looting our hard earn money