public function fieldValueHashes()
{
return array(array(null, null), array(array(), array()), array(array('zones' => array(array('action' => 'ACTION_ADD'))), array('zones' => array(array('action' => Base::ACTION_ADD)))), array(array('zones' => array(array('action' => 'ACTION_ADD', 'blocks' => array(array('action' => 'ACTION_MODIFY'))))), array('zones' => array(array('action' => Base::ACTION_ADD, 'blocks' => array(array('action' => Base::ACTION_MODIFY)))))), array(array('zones' => array(array('action' => 'ACTION_ADD', 'blocks' => array(array('action' => 'ACTION_MODIFY', 'items' => array(array('action' => 'ACTION_REMOVE'))))))), array('zones' => array(array('action' => Base::ACTION_ADD, 'blocks' => array(array('action' => Base::ACTION_MODIFY, 'items' => array(array('action' => Base::ACTION_REMOVE)))))))));
}