State Bank Of India [SBI] — Deduction of money from account By swos...

Hello..sir..my name is srikanth...on 15/06/2020 An amount of 500/- has been deducted from my account..I didnt have any transaction issues and transaction peding issues..but the amount has been debited..I have gone through tha account statement..And it is showing some numbers with the title..SWOS..and dated 13/06/2020...I am also cantacted sbi toll free number..they said..The amount is deducted..during the transaction..The amount is not deducted at that time..so..the amount is deducted by now...but..the amount is neither in receviers account nor in my account..so..plz help me..i want my money back..plz help me..what to do...