private async Task<bool> AddTSharedContentItemModelAsync()
        {
            var taskModelServices = new SharedContentItemModelServices();

            var isTaskModelAdded = await taskModelServices.AddTaskModelAsync(_oneTaskModel);

            return isTaskModelAdded;
        }
        private async Task DeleteSharedContentItemModelAsync()
        {
            var taskModelServices = new SharedContentItemModelServices();

            await taskModelServices.DeleteTaskModelAsync(_oneTaskModel);
        }
        private async Task DownloadSharedContentItemModelsAsync()
        {
            var taskModelServices = new SharedContentItemModelServices();

            AllSharedContentItemModels = await taskModelServices.GetTaskModelsAsync();
        }