#### Steps to reproduce the issue 1. Open https://wordpress.com/menus/ 2. Pick an existing menu 3. Add a new menu item to that menu. 4. Hit save ``` PHP Notice: Undefined index: nav_menu in /wp-content/plugins/jetpack/json-endpoints/class.wpcom-json-api-menus-v1-1-endpoint.php on line 41 ```
Steps to reproduce the issue