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

# Step 6: Retrieve Questions in the Subcategory

Now, retrieve all questions within the **Social and Messaging Usage** subcategory.

<RequestExample>
  ```bash theme={null}
  curl -X GET "https://api.globalwebindex.com/v2/categories/520?include=children" \
    -H "Content-Type: application/json" \
    -H "Authorization: Bearer YOUR_API_KEY"
  ```
</RequestExample>

<ResponseExample>
  ```json Response theme={null}
  {
    "category": {
      "id": "520",
      "name": "Social and Messaging Usage",
      "child_questions": [
        {
          "code": "q42011",
          "name": "Named social media services used Q4 2011",
          "namespace_code": "core",
          "description": "Which social media platforms do you use?"
        }
      ]
    }
  }
  ```
</ResponseExample>

From the response, note the question’s unique identifier: `core.q42011`.