// Following methods give the response from your server's Success URL/ Failure URL. These are recommended to receive the response in your app after the transaction.
// First parameter contains PayU's response. The second parameter contains response that your server has posted
- (void)PayUSuccessResponse:(id) payUResponse SURLResponse:(id) surlResponse;
- (void)PayUFailureResponse:(id) payUResponse FURLResponse:(id) furlResponse;
// Following methods give response from PayU to your app. The above methods are preferred over these methods
// to mitigate data tampering risk.
// General callbacks in case of ongoing transaction getting issues
- (void)PayUConnectionError:(NSDictionary *)notification;
- (void)shouldDismissVCOnBackPress; // This is an optional method which gets invoked if user presses back button. If you override it,