public function saveFields($groupId, $fields)
 {
     unset($fields['repeater_clone']);
     unset($fields['field_clone']);
     if (count($fields)) {
         foreach ($fields as $field) {
             $name = $field['name'];
             $type = $field['type'];
             $order = $field['order'];
             $id = $field['id'] != 'field_clone' ? $field['id'] : 0;
             $fieldModel = Field::firstOrNew(['id' => $id]);
             $fieldModel->group_id = $groupId;
             $fieldModel->name = $name;
             $fieldModel->type = $type;
             $fieldModel->order = $order;
             $fieldModel->data = $this->getFieldData($field);
             $fieldModel->save();
             $fieldId = $fieldModel->id;
             $this->saveRepeaterField($fieldId, $field);
         }
     }
 }