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

# Update Settings

> Configure settings for your Facebook Marketplace Scraper squid

Update the configuration of your **Facebook Marketplace Scraper** squid. Pass crawler-specific settings inside the `params` object.

## Headers

<ParamField header="Authorization" type="string" required>
  Your API authentication token. Value: `Token YOUR_API_KEY`
</ParamField>

<ParamField header="Content-Type" type="string" required>
  Must be application/json. Value: `application/json`
</ParamField>

## Body

<ParamField body="params" type="object">
  Crawler-specific settings. See fields below.
</ParamField>

## Settings Fields

<ParamField body="params.max_results" type="integer">
  Maximum number of listings to collect per task. Leave empty for unlimited.
</ParamField>

<ParamField body="params.max_unique_results_per_run" type="integer">
  Maximum number of unique listings retrieved across all tasks in the entire run. Leave empty for unlimited.
</ParamField>

<ParamField body="params.listing_details" type="boolean">
  Visit each listing's detail page to collect additional fields: full description, condition, precise location (latitude/longitude), seller profile, discount price, and structured listing attributes. Requires one additional request per listing.
</ParamField>

## Code Examples

<CodeGroup>
  ```bash cURL theme={null}
  curl -X POST "https://api.lobstr.io/v1/squids/YOUR_SQUID_HASH" \
    -H "Authorization: Token YOUR_API_KEY" \
    -H "Content-Type: application/json" \
    -d '{
      "name": "Facebook Marketplace Paris",
      "params": {
        "max_results": 200,
        "listing_details": false
      }
    }'
  ```

  ```python Python theme={null}
  import requests

  API_KEY = "YOUR_API_KEY"
  BASE_URL = "https://api.lobstr.io/v1"
  headers = {"Authorization": f"Token {API_KEY}"}

  squid_hash = "YOUR_SQUID_HASH"

  response = requests.post(f"{BASE_URL}/squids/{squid_hash}",
      headers=headers,
      json={
          "name": "Facebook Marketplace Paris",
          "params": {
              "max_results": 200,
              "listing_details": False
          }
      }
  )

  data = response.json()
  print(f"Squid updated: {data['name']}")
  ```
</CodeGroup>

## Response

```json 201 theme={null}
{
  "id": "YOUR_SQUID_HASH",
  "name": "Facebook Marketplace Paris",
  "crawler": {
    "id": "facebook-marketplace-scraper",
    "name": "Facebook Marketplace Scraper",
    "slug": "facebook-marketplace-scraper"
  },
  "params": {
    "max_results": 200,
    "listing_details": false
  },
  "concurrency": 1,
  "export_unique_results": true,
  "to_complete": true,
  "no_line_breaks": false,
  "status": "idle"
}
```