> ## Documentation Index
> Fetch the complete documentation index at: https://docs.blobhub.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Metadata Item

Update a specific metadata item.

## **PUT** `/blobs/metadata/:id`

### Path Parameters

| Parameter | Type   | Required | Description                         |
| :-------- | :----- | :------- | :---------------------------------- |
| `id`      | string | Yes      | The unique ID of the metadata item. |

### Request Body

| Parameter | Type   | Required | Description       |
| :-------- | :----- | :------- | :---------------- |
| `value`   | string | No       | New value string. |
| `data`    | object | No       | New data object.  |

### Response

Returns an empty JSON object upon success.

### Example

<CodeGroup>
  ```json Request theme={null}
  {
    "value": "medium"
  }
  ```

  ```json Response theme={null}
  {}
  ```
</CodeGroup>