If the new activity is created successfully, the server will return an HTTP status of 201 Created. The HTTP Location header in the response will contain the URI of the newly created activity, and the entity body returned will be the minimal entry for the activity, including server-generated values like ids and links.
After the system has finished processing the Export activity, retrieving the activity entry will return a complete entry that includes the status of the job. If the job completed successfully, it will also contain a link to the exported file. See the example below: Here