State Bank Of India [SBI] — unauthorised debit card transactions

Address: 175019

My name is kishori lal having sbi a/c no [protected]. An unauthorised transaction is done through my debit card. A transfer of rs 7230 is shown on dt[protected] in my mini statement. On dt 04/08/2018 ihave used my debit card for transferring of rs 7000 to uco bank holder naming hans raj... But unfortunetly trnasaction become failed and no money is transfer to hans raj... But mini statement shows that rs 7230 is transffered to unknown source... Pl help me.