1) create html page on your site - policy.html
In our applications for Android, we use impersonal advertising ID to track the results of advertising campaigns, as well as to process and display advertising in applications that contain it. The same applies to the permission android.permission. READ_PHONE_STATE: it uses advertising platform, and uses it only in order to understand how and when to properly display or play advertising.
3) add url policy in you app info and all by fine