curl --request POST \
  --url https://cockroachlabs.cloud/api/v1/clusters/{cluster_id}/networking/egress-rules/egress-traffic-policy \
  --header 'Authorization: Bearer REPLACE_BEARER_TOKEN' \
  --header 'content-type: application/json' \
  --data '{"allow_all":true,"idempotency_key":"string"}'

{}

{
  "code": 123,
  "details": [
    {
      "@type": "<string>"
    }
  ],
  "message": "<string>"
}