LinkedIn Sales Navigator Integration - which subscription level is required?

Hi team, 

LinkedIn offers three subscription levels:

Core

• Advanced lead & company search
• Alerts on your saved leads and accounts 
• Create Custom Lists

Advanced

• Share content and track engagement
• Warm introductions from teammates

Advanced Plus

• CRM updates with data validation
• Integrate CRM contacts
• Advanced enterprise integrations

Which level is compatible with Sugar's integration?

I've heard that Advanced is required. But, Advanced Plus is talking about integrations.

SugarCRM's documentation is talking about Team & Enterprise subscription levels, but these ceased to exist years ago!

https://support.sugarcrm.com/documentation/installable_connectors/linkedin_sales_navigator/installation_guide/

Can anyone confirm?