public IHttpActionResult Book(NewAppointmentViewModel model)
 {
     try
     {
         var    identity  = (ClaimsIdentity)User.Identity;
         string accountId = identity.Claims.FirstOrDefault(c => c.Type.Equals("AccountId")).Value;
         model.AccountId = accountId;
         _apmServices.BookAppoint(model);
         return(Ok("Book Success"));
     }
     catch (Exception ex)
     {
         ErrorSignal.FromCurrentContext().Raise(ex);
         return(BadRequest("Book Failed"));
     }
 }