Mobikwik — Asking for penalty after payment done.

There was a fraud transaction of Rs 149/- from my Mobikwik pay late account in Dec-21 on my mobile no. [protected] .After complaint Mobikwik disable my account and I was not able to pay . But I paid Rs 149-/on 30/12/2021 through paytm with order no [protected] to its partner bank IDFC first bank of my loan account where my pay later loan account no.40541458 exist
But every month i got message from Mobikwik for payment with penalty.
Customer care no. not reachable and no reply from help section after lodge complaint.
My Credit score impacted for it.
Pls. help..to permanently close my mobikwik account.