public async Task <IActionResult> GetDocumentByAccessToken(Guid accessTokenId)
        {
            var documentAccessToken = await _documentAccessTokenService.GetDocumentAccessNoTrackingAsync(accessTokenId);

            if (documentAccessToken == null)
            {
                return(NotFound());
            }

            var response = await _documentManagerClient.GetFileAsync(documentAccessToken.DocumentGuid);

            if (response == null)
            {
                return(NotFound());
            }

            Response.Headers.Add("Content-Disposition", response.Content.Headers.ContentDisposition.ToString());

            return(File(await response.Content.ReadAsStreamAsync(), "application/octet-stream"));
        }