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Fatal error: Uncaught PayPal\Exception\PayPalConnectionException: Got Http response code 400 when accessing https://api.paypal.com/v1/payments/payment. in /home/www/www.giho.com/paypal/vendor/paypal/rest-api-sdk-php/lib/PayPal/Core/PayPalHttpConnection.php:207 Stack trace: #0 /home/www/www.giho.com/paypal/vendor/paypal/rest-api-sdk-php/lib/PayPal/Transport/PayPalRestCall.php(78): PayPal\Core\PayPalHttpConnection->execute('{"intent":"sale...') #1 /home/www/www.giho.com/paypal/vendor/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalResourceModel.php(104): PayPal\Transport\PayPalRestCall->execute(Array, '/v1/payments/pa...', 'POST', '{"intent":"sale...', Array) #2 /home/www/www.giho.com/paypal/vendor/paypal/rest-api-sdk-php/lib/PayPal/Api/Payment.php(576): PayPal\Common\PayPalResourceModel::executeCall('/v1/payments/pa...', 'POST', '{"intent":"sale...', NULL, Object(PayPal\Rest\ApiContext), Object(PayPal\Transport\PayPalRestCall)) #3 /home/www/www.giho.com/paypal/app/index2.php(205): PayPal\Api\Payment->create(Object(PayPal\R in /home/www/www.giho.com/paypal/vendor/paypal/rest-api-sdk-php/lib/PayPal/Core/PayPalHttpConnection.php on line 207