Corporation Bank — shadow balance not credited

October 2018 atm fraud i lost 20500/- after that i follow all the rules and filed fir and submitted. The copy in branch bystander east. March 8, 2019 i got a shadow balance of that amount. But after 90 days that is on june 8 2019 still not credited the amount. And several mail also sent to anti fraud monitoring cell from branch but no reply from them. Now what can i do for my amount. My name vikash k nail. My saving account no [protected]. My email id [protected]@gmail.com