Windchill REST Services > Windchill REST Services Domain Capabilities > Examples for Basic REST Operations > Examples for the PTC Change Management Domain > Unreserving a Change Object
  
Unreserving a Change Object
After you make changes to a change object you must unreserve it. The following example shows how to unreserve a Change Issue using the following POST URI with the request body.
URI
POST /Windchill/servlet/odata/ChangeMgmt/ChangeIssues('{ChangeIssueId}')/PTC.ChangeMgmt.UndoReservation HTTP/1.1
Request Headers
Content-Type: application/json
CSRF_NONCE: <Use the value from Fetch NONCE example>
Request Body
{ "Duration" : 1 }