public async Task <DocumentFileVM> Handle(GetDocumentBinaryQuery request, CancellationToken cancellationToken)
        {
            var document       = _mapper.Map <DocumentBinaryDto>(await _documentRepository.GetByIdAsync((request.Id)));
            var documentData   = _documentReader.ReadDocument(document);
            var documentBinary = new DocumentFileVM()
            {
                ContentType = "application/pdf", Data = documentData, FileName = document.Name
            };

            return(documentBinary);
        }