public async Task <JsonContentSummaries> JsonContentSummaries()
        {
            var text = await ZipFileHelper.ReadStringFromResource(_assembly, LocalSourceDataFile, "summaries.json");

            return(JsonConvert.DeserializeObject <JsonContentSummaries>(text));
        }
        public async Task <JsonContentDetail> JsonContentDetail(int?contentId)
        {
            var text = await ZipFileHelper.ReadStringFromResource(_assembly, LocalSourceDataFile, $"detail_{contentId}.json");

            return(JsonConvert.DeserializeObject <JsonContentDetail>(text));
        }