"job_id": "a1b2c3d4", "status_url": "/api/v1/archives/a1b2c3d4/status"

When :

failed "progress": 58, "estimated_size_mb": 1823, "download_url": null, "expires_at": null

"video_ids": ["v123", "v456", "v789"], "format": "rar", // zip