How to create Custom Role to access only the Specific subject areas and restrict accessing sensitive

We have a OTBI reports in Shared folder with Subject Areas as 1.Worforce Management - Worker Assignment Real Time 
     2.Worforce Management - Person Real Time. We wants a custom role where they can access the data in these OTBI reports with these 2 Subject Areas. We strictly wants to view only person data and restrict to view any sensitive data like Compensation, Payroll etc at tables & UI Level..