GET /v1/video/query, VEO relay physical route; see relay/veo as primary).POST /v1/video/create; when status=failed, error gives the failure reason.Authorization: Bearer ********************curl --location 'https://api.key4u.vn/v1/video/query?id=omni-flash%3A1779717386-QYRfzV5zLK&model=omni-flash' \
--header 'Authorization: Bearer <token>'{
"error": "Video generation failed",
"id": "omni-flash:1779717386-QYRfzV5zLK",
"status": "failed",
"status_update_time": 1779717416
}