public static GAPCustomerPolicy ToEntity(this CustomerModel customerModel)
        {
            var entity = new GAPCustomerPolicy
            {
                GAPCustomerPolicy_Guid = customerModel.Id.IsEmpty() ? Guid.NewGuid() : customerModel.Id,
                CustomerLastName       = customerModel.LastName,
                CustomerName           = customerModel.Name,
                EntityState            = customerModel.Id.IsEmpty() ? EntityState.Added : EntityState.Modified
            };

            return(entity);
        }