private function createRelation()
 {
     $subs = $this->_subs;
     $user = $this->tiUser;
     //echo var_dump($subs);
     //echo var_dump($user);
     $user_subs = new \UserSubscription();
     $user_subs->ID_user = $user->ID;
     $user_subs->ID_subscription = $subs->ID;
     $user_subs_adp = $user_subs->search();
     //var_dump($subs->ID);
     //exit;
     if ($user_subs_adp->itemCount) {
         new Error(5, NULL, "has been subscriped");
     }
     try {
         if (!$user_subs->save()) {
             new \Error(5, null, json_encode($user_subs->getErrors()));
         }
     } catch (Exception $e) {
         new Error(5, NULL, $e->getMessage());
     }
     //new Error(1);
 }