# Untitled undefined type in Request Schema

```txt
https://ns.adobe.com/helix/pipeline/request#/properties/headers
```

The HTTP headers of the request. Note: all header names will be lower-case.

| Abstract            | Extensible | Status         | Identifiable            | Custom Properties | Additional Properties | Access Restrictions | Defined In                                                          |
| :------------------ | :--------- | :------------- | :---------------------- | :---------------- | :-------------------- | :------------------ | :------------------------------------------------------------------ |
| Can be instantiated | No         | Unknown status | Unknown identifiability | Forbidden         | Allowed               | none                | [request.schema.json\*](request.schema.json "open original schema") |

## headers Type

unknown

# headers Properties

| Property              | Type     | Required | Nullable       | Defined by                                                                                                                                           |
| :-------------------- | :------- | :------- | :------------- | :--------------------------------------------------------------------------------------------------------------------------------------------------- |
| Additional Properties | `string` | Optional | cannot be null | [Request](request-properties-headers-additionalproperties.md "https://ns.adobe.com/helix/pipeline/request#/properties/headers/additionalProperties") |

## Additional Properties

Additional properties are allowed, as long as they follow this schema:



*   is optional

*   Type: `string`

*   cannot be null

*   defined in: [Request](request-properties-headers-additionalproperties.md "https://ns.adobe.com/helix/pipeline/request#/properties/headers/additionalProperties")

### additionalProperties Type

`string`