Bajaj Two Wheeler Finance — Emi Re presented after paying cash with charges

Address:

Bangalore Rural, Karnataka

I had paid my installment through cash at bajaj finance office irrespective of the collection person had not turned to collect it.
After paying the installment the ECS was represented once again, Though Mr Raghu collection person assured that it won't be represented.
Bank has charged me bounce charges twice.
How is bajaj going to reply to this.
Loan no-L2WBAN01243613
Receipt no[protected]

A.Sundar
Bangalore