string(129) "{"status":"SUCCESS","msg":"The cashback will be credited to your UPI linked bank account within 72 hours.","code":2000,"data":""}"
string(18) "{"vpa":"95c0@pnb"}"
Array
(
    [status] => FAILURE
    [msg] => Vpa already exits
    [code] => 2002
    [data] => 
)
Redemption not successful.