## Get Metadata for Customized Catalog Exports

### Overview

Get metadata necessary to create a custom export. Includes available file formats, names of previously created templates, available fields from which a custom export template can be configured.

In order to get contextual data for the custom catalog exports, you must:

- Be authenticated user

For information on how you can authenticate, see: [Authentication](https://developer.sellercloud.com/dev-article/authentication/)

As soon as you do authentication and receive a valid token, it needs to be passed on the call to the server.

### Endpoint

Example for such endpoint for **TT** server is [https://tt.api.sellercloud.com/rest/api/Catalog/Exports/Custom/Metadata](https://tt.api.sellercloud.com/rest/api/Catalog/Exports/Custom/Metadata)

### Request

- **Method Type:** HttpGet
- **Authorization:** Use **Bearer Token** + token received from token authentication
- **Header info:** **Content-Type: application/json**

#### **Parameters**

| Parameter Name              | Type     | Description                                                                                                      |
|-----------------------------|----------|------------------------------------------------------------------------------------------------------------------|
| includeAdvancedColumns      | boolean  | This parameter is optional. Default value is **false.** By specifying true, in the response model for the available columns for export will be included the advanced columns too. |

### Response

- If user is authenticated then response will be **Status Code 200 => OK**.

The response contains:

- Available file formats. One of these should be used for the request for performing custom catalog export.
- Names and IDs of previously generated custom export templates. The ID of a template can be used to obtain its list of columns for export. Use the columns collection later for the export request.
- Available Columns. This is the set of available columns for which catalog data can be exported.

- If user is not authenticated, then response will be **Status Code 401 => Not Valid Token**
- On server response => **Status Code 500 => Internal Server Error**