| Label | Explanation | Data Type | 
Layout Templates Folder (Optional)  | The full path to the folder where the layout files (.pagx) that will be used as layout templates are located. The default location is <install_directory>\Resources\ArcToolBox\Templates\ExportWebMapTemplates.  | Folder | 
Layout Item ID
 (Optional)  | The portal ID (in JSON format) of the layout item that will be used for templates. Use the format {"id": "<portal-id>"}.  | String | 
Derived Output
| Label | Explanation | Data Type | 
| JSON String | A JSON formatted string. The string is a list of available .pagx files and additional information. See the tool's usage tips for more information.  | String |