and Is there a specific role that only allows customer uploads, rather than the general FBDI role?

User want to enable ability to only allows customer uploads using existing Custom"ITC_CUSTOMER_MAINTENANCE_SPECIALIST_CUSTOMITC_CUSTOMER_MAINTENANCE_SPECIALIST_CUSTOM" role if we add privilege "FSCM Load Interface Administration Custom Custom to role" to his role will he can be able to load any other journals or Invoices.