public function updateJson()
{
$id = Ajde::app()->getRequest()->getParam('id');
$meta = Ajde::app()->getRequest()->getPostParam('meta');
$key = Ajde::app()->getRequest()->getPostParam('key');
$value = Ajde::app()->getRequest()->getPostParam('value');
$model = new NodeModel();
$model->loadByPK($id);
$success = false;
if ($meta) {
$model->saveMetaValue($key, $value);
$success = true;
} else {
$model->set($key, $value);
$success = $model->save();
}
return ['success' => true, 'message' => $success ? 'Node updated' : 'Something went wrong'];
}