App\Entity\Configuration:
    configuration_template (template):
        type: !php/enum App\Enum\ConfigurationType::INSTANCE

    features (extends configuration_template):
        configuration:
            global:
                globalServicesEnabled: true
                globalPaidMembership: false
            notificationsSender:
                notificationsSenderEmail: info@example.com 
                notificationsSenderName: Contact
            contact:
                contactFormEnabled: true
                contactFormEmail: info@example.com
            groups:
                groupsEnabled: true
                groupsCreationMode: !php/const App\Message\Command\Admin\ParametersFormCommand::ALL
                groupsPaying: true
            confidentiality:
                confidentialityConversationAdminAccess: true