public async Task <IActionResult> PostFolder([FromBody] FolderViewModel viewModel)
        {
            await AuthorizeHostAsync(BlobFunctionName);

            var entity = viewModel.Map <FolderViewModel, Blob>();
            await _blobService.CreateFolderAsync(entity, GetEmbeddedUser(), GetClientIP());

            return(Created(string.Empty, entity.Id));
        }