amount:'<Transaction Amount>',
key:'<Key provided by PayU>',
txnid:'<Transaction Id>',
productinfo:'<Product Information>',
surl:'<Success url for Android>',
furl:'<Failure url for Android >',
ios_surl:'<Success url for iOS>',
ios_furl:'<Failure url for iOS>',
udf1:'<Any user defined fields>',
udf2:'<Any user defined fields>',
udf3:'<Any user defined fields>',
udf4:'<Any user defined fields>',
udf5:'<Any user defined fields>',
email:'<Customer Email>',
phone:'<Customer Phone number>',
env:'0/2', <0 for Production,2 for Testing Environment>
firstname:'<Customer First name>',
user_credentials:'<User Credentials',
lastname:'<Customer Last name>',
address1:'Customer address 1',
address2:'Customer address 2',
custom_note:'Any extra note to be passed',
offer_key:'Valid offer key if wish to enable offer',
enforce_paymethod:'PG code if wish to enforce particular PG',
cb_config:{ enableReviewOrder:'true/false',
enableSurePay:0-3[For Surepay],
autoSelectOTP:'true/false'[To select OTP flow],
autoApprove:'true/false'[To Auto approve OTP after auto read],
disableBackButtonDialog:'true/false'[To Disable back button Dialog],
merchantSMSPermission:'true/false'[To enable SMS permission for Android(OS version>=M),
viewPortWideEnable:'true/false'[View Port setting for Netbanking],
merchantResponseTimeout:[In milliseconds to set surl/furl loading timeout]