public UrlRecord GetUrlRecord(string slug)
        {
            return(LocalCache(string.Format(CacheKeys.UrlRecordBySlug, slug), () =>
            {
                slug = NormalizeSlug(slug);
                var filterBuilder = Builders <UrlRecord> .Filter;
                var filter = filterBuilder.Eq(x => x.Slug, slug);//slug will be null or other string

                return _urlRecordRepository.SearchOneAsync(filter).Result;
            }, TimeSpan.FromSeconds(60)));
        }