When new applications are registered with Portal for ArcGIS, a new client ID is generated for the application. This allows the application to access content from the portal. The new client ID does not work if the application developer has programmed against a specific ID. This operation can, therefore, be used to change the client ID to another value as specified by the application developer.
The current client ID of an existing application.
The new client ID to assign to the application.
The response format. The default response format is html.
Values: html | json