// Process video thumbnail from request.files
let thumbnailModel = await processThumbnail(req, video)
// Process video thumbnail from url if processing from request.files failed
if (!thumbnailModel && youtubeDLInfo.thumbnailUrl) {
// Process video thumbnail from request.files
let thumbnailModel = await processThumbnail(req, video)
// Process video thumbnail from url if processing from request.files failed
if (!thumbnailModel && youtubeDLInfo.thumbnailUrl) {