Oxigen Recharge — a 37 unauthorized transactions has happened on my sbi account

A 37 Unauthorized transactions has happened on my SBI Account using oxigen wallet services . all these transaction are happen without my concern.
Transaction Dates[protected] to[protected] transaction amount is 15, 187.90
on[protected] transactions 5000
on[protected] transactions 4500
on[protected] transaction of 2000 and 1 transaction of 2000
on[protected] transaction of 5000
on[protected] transaction of 500
on[protected] transaction of 1000
on 25-aug-2019 1 transaction worth of 180 rs