https://developer.salesforce.com/docs/atlas.en-us.api.meta/api/sforce_api_objects_permissionset.htm
SELECT Id, Parent.label, SobjectType, PermissionsRead, Parent.PermissionsModifyAllData, ParentId FROM ObjectPermissions WHERE PermissionsRead = true and <strong>SobjectType</strong> = 'Merchandise__c'
SELECT Id, Name FROM UserLicense