Get video generation status

{
    "id": "job_01HXAMPLE",
    "status": "generating",
    "statusDetail": "Generating video scenes.",
    "progress": 42,
    "input": "AI video workflow automation",
    "video": {
        "durationTargetSeconds": 45,
        "aspectRatio": "9:16",
        "resolution": "1080p",
        "qualityTier": "balanced"
    },
    "creative": {
        "format": "newsExplainer"
    },
    "resultUrl": null,
    "errorCode": null,
    "errorMessage": null,
    "createdAt": "2026-05-13T10:00:00.000Z",
    "updatedAt": "2026-05-13T10:03:00.000Z",
    "completedAt": null
}