# WorkItemAttributePrototype

Represents a work item attribute prototype that is common for all projects. The project-related settings for work item attributes are stored in the
`WorkItemProjectAttribute`
entities.
## Attributes

This table describes attributes of the `WorkItemAttributePrototype` entity.

* To receive an attribute in the response from the server, specify it explicitly in the `fields` request parameter.

* To update an attribute, provide it in the body of a POST request.

|  Field  |  Type  |  Description  |
| --- | --- | --- |
|  id  |  String  |  The ID of the work item attribute. `Read-only`.  |
|  name  |  String  |  The name of the work item attribute.  |
|  instances  |  [Array of WorkItemProjectAttributes](api-entity-WorkItemProjectAttribute.html)  |  Stores project-related settings for the work item attributes used in projects.  |
|  values  |  [Array of WorkItemAttributeValues](api-entity-WorkItemAttributeValue.html)  |  The list of possible values of the work item attribute.  |