ICICI Bank — 19 times rs 590 deducted without intimation or knowlege in the time of covid -19

Address:

m g square .padma

Respected sir
Myself
Aneesh c m

I am having savings account with icici bank and i already activated insta alerts like sms and mail.. But without any prior information or alert icici bank deducted rs 590... 19 times from my account when i am checking my account statement it was showing nach_ad_rtn_chrg_adbldesk... While i am contactimg bank people they cant know the exact reason. So kindly help me to get my money refund... As i am a stroke patient i am in a pathetic. This money i had kept in ml financial crises.. Actually i had kept this money for my medical emergencies... So kindly refund my money as soon as possible..
Nac