How to: Create an Entity (Master Data Services)
In Master Data Services, create an entity to contain members and their attributes.
To create an entity
In Master Data Manager, click System Administration.
On the Model Explorer page, from the menu bar, point to Manage and click Entities.
On the Entity Maintenance page, from the Model list, select a model.
Click Add entity.
In the Entity name box, type the name of the entity.
From the Enable explicit hierarchies and collections list, select one of the following options:
No. Select this option if you do not need to enable the entity for explicit hierarchies and collections. You can change this later if needed.
Yes. Select this option when you want to enable the entity for explicit hierarchies and collections. In the Explicit hierarchy name box, type a name. Optionally, select Include all leaf members in mandatory hierarchy to make the explicit hierarchy a mandatory hierarchy.
Click Save entity.