Bajaj Finance — deduction for wrong health insurance

I am rajkumar. I have bought mobile on finance my all the emi is completed after that 3 instalment of rs 1152 is deducted from my account without any acknowldgement. My account no 20010604
My account in the nainital bank ltd ifsc code ntbl0luc017
I received massage from bajaj for health policy but i didnt revert on that meassage. I dont want any health insurance. I request plz revert my three instalment of rs 1152 in my account and stoped the deduction from my account. I received call from bajajphone no [protected] he is using bad words.
Plz sir i request plz do the needful action.