Fatal error: Uncaught TypeError: sizeof(): Argument #1 ($value) must be of type Countable|array, string given in /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalModel.php:176 Stack trace: #0 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalModel.php(176): sizeof('jaypatel512-fac...') #1 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalModel.php(278): PayPal\Common\PayPalModel->_convertToArray(Array) #2 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalModel.php(175): PayPal\Common\PayPalModel->toArray() #3 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalModel.php(278): PayPal\Common\PayPalModel->_convertToArray(Array) #4 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalModel.php(293): PayPal\Common\PayPalModel->toArray() #5 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Api/Invoice.php(728): PayPal\Common\PayPalModel->toJSON() #6 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/sample/invoice/CreateInvoice.php(155): PayPal\Api\Invoice->create(Object(PayPal\Rest\ApiContext)) #7 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/sample/invoice/SendInvoice.php(8): require('/home/xatdpusb/...') #8 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/sample/invoice/RecordPayment.php(8): require('/home/xatdpusb/...') #9 /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/sample/invoice/RecordRefund.php(8): require('/home/xatdpusb/...') #10 {main} thrown in /home/xatdpusb/public_html/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalModel.php on line 176