OptionalallowedThe list of field allowed values.
OptionalallowAllow setting field value to a group identity. Only applies to identity fields.
OptionaldefaultThe default value of the field.
OptionalreadIf true the field cannot be edited.
OptionalreferenceReference name of the field.
OptionalrequiredIf true the field cannot be empty.
Class that describes a request to add a field in a work item type.