Install Paystack Plugin.
After plugin installed, fill API Key input with your API Key from Paystack.
Now you can create a payment using redirect to Paystack for make payments.
In action you can fill Name of page, Description of payment, Amount, and redirect uri after payment successful. After first action we can get Payment URL and open in an external tab.
The result should be something like this:
After successful payment Paystack will redirect us to Redirect URI that we filled in the previous step. And will give us a reference id in url.