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

# Preview Product Change

> Retrieve the seller's pending change request for a product.

Returns the seller's `pending` change request for the product, or `null` when there is none.

## Path parameters

<ParamField path="id" type="string" required>
  The product's ID.
</ParamField>

## Response

<ResponseField name="product_change" type="object | null">
  <Expandable title="properties">
    <ResponseField name="id" type="string">The change request's ID.</ResponseField>
    <ResponseField name="product_id" type="string">ID of the product the change targets.</ResponseField>
    <ResponseField name="status" type="string">Always `pending` for this endpoint.</ResponseField>
    <ResponseField name="created_by" type="string">ID of the seller that staged the change.</ResponseField>
    <ResponseField name="actions" type="object[]">Staged operations, each with `id`, `action`, `details`, `ordering`, and `applied`.</ResponseField>
    <ResponseField name="internal_note" type="string">Internal note attached to the change.</ResponseField>
    <ResponseField name="external_note" type="string">Note from the operator, e.g. a revision request.</ResponseField>
  </Expandable>
</ResponseField>

<RequestExample>
  ```bash cURL theme={null}
  curl 'http://localhost:9000/vendor/products/prod_01HXYZ/preview' \
    -H 'Authorization: Bearer <token>' \
    -H 'x-seller-id: <seller_id>'
  ```

  ```ts JS Client theme={null}
  const { product_change } = await client.vendor.products.$id.preview.query({
    $id: "prod_01HXYZ",
  })
  ```
</RequestExample>

<ResponseExample>
  ```json 200 theme={null}
  {
    "product_change": {
      "id": "prodch_01HXYZ",
      "product_id": "prod_01HXYZ",
      "status": "pending",
      "actions": [
        {
          "id": "prodchact_01HXYZ",
          "action": "UPDATE",
          "details": { "title": "Acme T-Shirt v2" },
          "applied": false
        }
      ]
    }
  }
  ```
</ResponseExample>