List current sessions.

Note: Sessions expire after 24 hours. Expired sessions can't be retrieved.

Results are paginated. Each page contains up to pageSize entries; if
more pages exist, the response includes nextPageId.

To retrieve the next page of results, make a request to the
/sessions endpoint with the pageId query parameter set to nextPageId.

Response format:

    "sessions": [
            "sessionId": "1a2b3c-1a2b3c...",
            "description": "Session description.",
            "createdAt": "2023-12-15T00..."
    "nextPageId": "1a2b3c-1a2b3c...",
Click Try It! to start a request and see the response here!