/usr/share/perl5/Business/PayPal/ is in libbusiness-paypal-api-perl 0.70-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/perl5/Business/PayPal/API/
/usr/share/perl5/Business/PayPal/API.pm
/usr/share/perl5/Business/PayPal/API/AuthorizationRequest.pm
/usr/share/perl5/Business/PayPal/API/CaptureRequest.pm
/usr/share/perl5/Business/PayPal/API/DirectPayments.pm
/usr/share/perl5/Business/PayPal/API/ExpressCheckout.pm
/usr/share/perl5/Business/PayPal/API/GetTransactionDetails.pm
/usr/share/perl5/Business/PayPal/API/MassPay.pm
/usr/share/perl5/Business/PayPal/API/ReauthorizationRequest.pm
/usr/share/perl5/Business/PayPal/API/RecurringPayments.pm
/usr/share/perl5/Business/PayPal/API/RefundTransaction.pm
/usr/share/perl5/Business/PayPal/API/TransactionSearch.pm
/usr/share/perl5/Business/PayPal/API/VoidRequest.pm