Lien amount showing in saving bank a/c.need help.

Hello Dear Sir, -Muje Aapki help Ki Jarurat Hai. -1 mahine pehle ek bank ki server me kuch mistake/gadbadi Hui or Bank K Saving Ac. k Debit Card Se Paise Digital wallet me Transfer ho rhe the, jab ki Ac me balnce to tha nhi fir bhi tranjection succsesfull hota tha. -a/c me paise nhi the fir bhi galat CVV dalkar tranjection ho rhe the.CVV galat dalne k bad bank ki or se OTP aata tha lekin debit ka koi sms nhi aata tha. -maine bhi try kia or kariban RS.25000 ki online shhoping or RS.45000 digital wallet me transfer kiye.{ jab ki mere a/c me sirf 875 rs hi the.} -Esa kariban 20 din tak sala -Ab ek mahine bad bank mere a/c k mini status me nagative -70000 rs bta rahi hai. -jab ki debit ki koi entry jankari hme nhi de rhi hai. -1 mahine bad bank ne local crime branch me sikayat ki. -bank ko vapas de ne k liye mere pass paise hai nhi. -ab isme galati to bank ki hai,kyunki hamare a/c me paise to the nhi fir bhi transaction hua. -bank ne debit k kisi tarah k sms muje nhi bheje. -Ab mere saving Account k Mini status me negative LIEN amount show ho rhi hai. -please help me, Ab muje kya karna chahiye, -kya bank k khilaf kuch action hum LAW se le kar lien amount hatva sakte hai? please reply. Thanks. Vijay Chauhan