Install the module. To do this, copy the contents of the Unitpay directory from the archive to the address <folder with your site>/sites/all/modules. After that, click Modules in the menu, check the box next to Unitpay and click Save сonfiguration.
3. Then go to Store -> Configure store -> Payment methods -> edit Unitpay and click the Edit button opposite the Enable payment method: Unitpay. In the DOMAIN field, insert the value of unitpay.money and copy the public and secret key from the Unitpay account in the PUBLIC KEY and SECRET KEY fields.
4. Enter the payment handler in your Unitpay.ru account using the template: http://<your_site_name>/unitpay/callback>/unitpay/callback