public async Task <ActionResult> Post()
        {
            // Read the image from the POSTed data stream, into a byte array
            byte[] imageBytes;
            using (var ms = new MemoryStream(2048))
            {
                await Request.Body.CopyToAsync(ms);

                imageBytes = ms.ToArray();
            }

            try
            {
                List <string> listVerifiedPhoneNumbers = await _mediatorService.ProcessPhoneNumber(imageBytes);

                return(Ok(string.Join(" - ", listVerifiedPhoneNumbers)));
            }
            catch
            {
                return(StatusCode(500));
            }
        }