Return URL display empty values

Hello Sir,

Thanks for this plugin. Please I followed the guide on the installation and used the YOURSITE.COM/globalpay-transaction-response for redirect URL.

When you return to merchant site, we are getting the details below. What could be the issue here?

Thanks

Sorry. Your payment was not successful
Below are the details of your payment transaction:
Transaction reference: 2-822-1443529328
Customer name:
Amount paid: 0.00
Currency:
Payment Channel:
GlobalPay reference:
Transaction status description:

https://ww.wp.xz.cn/plugins/woocommerce-globalpay/