> For the complete documentation index, see [llms.txt](https://documents.blocksurvey.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://documents.blocksurvey.io/survey/update-a-survey-cut-off-date.md).

# Update a survey cut off date

### Overview

This endpoint updates the cut-off date for a specific survey.

### Authentication

This request requires an `Authorization` header with a valid token.\
\
**URL:** `POST https://api3.blocksurvey.io/v1/survey/cut_off_date`

\
**Body Parameters**

| Parameter      | Type    | Optional | Description                                |
| -------------- | ------- | -------- | ------------------------------------------ |
| surveyId       | String  | No       | The ID of the survey.                      |
| cutOffDateFlag | Boolean | No       | Flag to set the cut-off date (true/false). |
| cutOffDate     | Number  | No       | The cut-off date in timestamp format.      |
| teamId         | String  | Yes      | The team ID.                               |

Here's the JSON body data:

```json
{
    "surveyId": "123456",
    "teamId": "1234",
    "cutOffDateFlag": true,
    "cutOffDate": 1677619200000
}
```

### **cURL Example**

```bash
curl --request POST \
 --url 'https://api3.blocksurvey.io/v1/survey/cut_off_date' \
 --header  'Authorization: Bearer user_api_token' \
 --header 'Content-Type: application/json' \
 --data '{
    "surveyId": "YOUR_SURVEY_ID",
    "cutOffDateFlag": true/false,
    "cutOffDate": TIMESTAMP,
    "teamId": "YOUR_TEAM_ID"
 }'
```

Remember to replace `YOUR_SURVEY_ID`, `TIMESTAMP`, and `YOUR_TEAM_ID` with actual values when testing or using this API endpoint. The `cutOffDateFlag` should be either `true` or `false`.

### **Response**

**Successful Response**

```json
{
  "status": "success",
  "message": "Survey cut off date updated successfully."
}
```