// POST api/countries
public async Task <HttpResponseMessage> PostCountry(CountryRequestModel requestModel)
{
Country country = _mapper.Map <CountryRequestModel, Country>(requestModel);
country.CreatedOn = DateTimeOffset.Now;
await _countryService.AddAsync(country);
CountryDto countryDto = _mapper.Map <Country, CountryDto>(country);
HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, countryDto);
response.Headers.Location = GetCountryLink(country.Id);
return(response);
}