In Plesk, a subscription is a set of resources defined by a plan and available to a certain customer. It provides actual resources and services that are allocated for creation of each subscription. When a customer hosts a website in Plesk, they can subscribe to a plan with the necessary resources. The subscription is associated with a service plan. In Plesk, the utility subscription_settings is used for managing the settings of subscriptions and hosting services. To view the PHP configuration information of a subscription example.com, use the following command
plesk bin subscription_settings --show-php-settings example.com