public async Task <IHttpActionResult> GetDemandByUser()
 {
     try
     {
         _DemandRepository = new DemandRepository();
         return(Ok(await _DemandRepository.GetDemandByUser(User.Identity.Name)));
     }
     catch (Exception e)
     {
         return(BadRequest("Error: " + e.Message));
     }
 }