1plusX is a AI-powered data management platform that helps publishers build and activate first-party data strategies in a privacy-focused way.
You can leverage the cross domain/device capabilities of first-id as a reconcilation key for all your audience segments inside Piano analytics interface, and further activation on campaigns directly in your adserver.
How can I do that ?
Please refer to this documentation on how to update your Piano analytics integration to automatically onboard first-id for the creation of your audiences