public async Task <MediaResponse> GetAttachmentMediaAsync(string documentId, string attachmentId) { var attachmentResponse = await _documentClient.ReadAttachmentAsync(UriFactory.CreateAttachmentUri(_applicationConfig.Database, _applicationConfig.Collection, documentId, attachmentId)); MediaResponse response = null; if (attachmentResponse != null) { response = await _documentClient.ReadMediaAsync(attachmentResponse.Resource.MediaLink); } return(response); }