curl --request DELETE \
  --url https://api.anchorbrowser.io/v1/batch-sessions/{batch_id} \
  --header 'anchor-api-key: <api-key>'

{
  "data": {
    "batch_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "deleted_sessions": 123,
    "failed_deletions": 123,
    "errors": [
      {
        "session_id": "<string>",
        "error": "<string>"
      }
    ],
    "message": "<string>"
  }
}