Niki — not refunding the money

Address:

Gautam Buddh Nagar, Uttar Pradesh, 201301

Niki is not refunding money or not responding the emails also
Details are given below.
Transaction successful amount paid: ₹ 1, 119.87
Transaction details
Amazon pay id: p[protected]
Niki id: 9aa[protected]
Date of transaction: 5 dec, 2019
Seller details
Seller email: [protected]@niki. Ai
Seller note:broadband
Payment information
Paid by amazon pay balance: ₹ 1, 119.87