Apple Music for Artists is Apple's analytics platform, which gives you more insight into the statistics of your streams and downloads via Apple Music and iTunes. Shazam data (which is owned by Apple) can also be found in Apple Music for Artists.
You can register for Apple Music for Artists via with this link.
You need an Apple ID to sign up. Furthermore, upon registration you will be asked for contact details (including telephone number) and links to Facebook and Twitter accounts.