## DELETE Knowledge Chunk

### Endpoint
```
DELETE /v2.0/knowledgestores/{knowledgeStoreId}/sources/{sourceId}/chunks/{chunkId}
```

### Example Requests
#### cURL
```bash
curl --request DELETE \
  --url https://api-trial.cognigy.ai/new/v2.0/knowledgestores/{knowledgeStoreId}/sources/{sourceId}/chunks/{chunkId} \
  --header 'X-API-Key: <api-key>'
```

#### Python (requests)
```python
import requests

url = "https://api-trial.cognigy.ai/new/v2.0/knowledgestores/{knowledgeStoreId}/sources/{sourceId}/chunks/{chunkId}"

headers = {"X-API-Key": "<api-key>"}

response = requests.delete(url, headers=headers)

print(response.text)
```

#### JavaScript (fetch)
```javascript
const options = {method: 'DELETE', headers: {'X-API-Key': '<api-key>'}};

fetch('https://api-trial.cognigy.ai/new/v2.0/knowledgestores/{knowledgeStoreId}/sources/{sourceId}/chunks/{chunkId}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));
```

#### PHP (cURL)
```php
$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api-trial.cognigy.ai/new/v2.0/knowledgestores/{knowledgeStoreId}/sources/{sourceId}/chunks/{chunkId}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_CUSTOMREQUEST => "DELETE",
  CURLOPT_HTTPHEADER => ["X-API-Key: <api-key>"]
]);

$response = curl_exec($curl);
curl_close($curl);

if ($response === false) {
  echo "cURL Error:" . curl_error($curl);
} else {
  echo $response;
}
```

#### Go
```go
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {
	url := "https://api-trial.cognigy.ai/new/v2.0/knowledgestores/{knowledgeStoreId}/sources/{sourceId}/chunks/{chunkId}"

req, _ := http.NewRequest("DELETE", url, nil)
	req.Header.Add("X-API-Key", "<api-key>")

res, _ := http.DefaultClient.Do(req)
	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

fmt.Println(string(body))
}
```

### Response Codes
- 204: Successfully deleted KnowledgeChunk
- 400: Bad Request
- 401: Unauthorized
- 403: Forbidden
- 404: Not Found
- 500: Internal Server Error

### Error Responses
#### Bad Request
```json
{
  "type": "Bad Request",
  "title": "Bad Request Error",
  "status": 400,
  "detail": "Validation failed. Missing payload.",
  "instance": "/v2.0/flows/5ce7c2d833ea1e04d7e6c432",
  "code": 1000,
  "traceId": "api--f84324f4-98eb-4f02-abdd-375a2e6c3c1f",
  "details": {}
}
```

#### Unauthorized
```json
{
  "type": "Unauthorized",
  "title": "Unauthorized Error",
  "status": 401,
  "detail": "<string>",
  "instance": "/v2.0/flows/5ce7c2d833ea1e04d7e6c432",
  "code": 401,
  "traceId": "api--f84324f4-98eb-4f02-abdd-375a2e6c3c1f",
  "details": {}
}
```

#### Data Format
- **Accept**: The `Accept` header specifies the media type that the client expects in the response. Available options: `application/json`, `application/hal+json`, `application/xml`, `text/xml`, `text/csv`.

### Path Parameters
- `knowledgeStoreId`: The Id of the KnowledgeStore (24 characters long).
- `sourceId`: The Id of the KnowledgeSource (24 characters long).
- `chunkId`: The Id of the KnowledgeChunk (24 characters long).