# Retrieve file data

## Get File URL

<mark style="color:blue;">`GET`</mark> `http://ris.rightsline.com/v4/file/:id/url`

This endpoint allows you to retrieve a download link for a file.

#### Path Parameters

| Name | Type   | Description     |
| ---- | ------ | --------------- |
| id   | number | ID of the file. |

#### Headers

| Name           | Type   | Description           |
| -------------- | ------ | --------------------- |
| Authentication | string | Authentication token. |

{% tabs %}
{% tab title="200 File data retrieved successfully.  Use the URL in the response to retrieve the file." %}

```javascript
{
    "id": 2687,
    "link": {
        "url": "https://************.cloudfront.net/*****************",
        "expiration": "2021-04-20T22:45:26.296Z"
    }
}
```

{% endtab %}
{% endtabs %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://api-docs.rightsline.com/entities/file/file-data-retrieve.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.