public ActionResult <UsaStateReadDto> CreateUsaState(UsaStateCreateDto req)
{
var usastatesModel = _mapper.Map <UsaState>(req);
_repository.CreateUsaState(usastatesModel);
_repository.SaveChanges();
var usastatesReadDto = _mapper.Map <UsaStateReadDto>(usastatesModel);
return(CreatedAtRoute(nameof(GetUsaStateById), new { Id = usastatesReadDto.Id }, usastatesReadDto));
}