public async Task <ResponseMessageResult <VacancyViewModel> > GetVacancyById(Guid id)
        {
            var response = new ResponseMessageResult <VacancyViewModel>();
            var vacancy  = await _vacancyRepository.GetAsync(id);

            if (vacancy == null)
            {
                response.SetStatus(HttpStatusCode.NotFound, $"Vacancy [{id}] was not found!");
                return(response);
            }

            response.Content = _mapper.Map <VacancyViewModel>(vacancy);
            return(response);
        }