/**
  * {@inheritdoc}
  */
 public function loadByAttribute($attribute, $value, $additionalAttributes = '*')
 {
     $pluginInfo = $this->pluginList->getNext($this->subjectType, 'loadByAttribute');
     if (!$pluginInfo) {
         return parent::loadByAttribute($attribute, $value, $additionalAttributes);
     } else {
         return $this->___callPlugins('loadByAttribute', func_get_args(), $pluginInfo);
     }
 }