curl --request GET \
  --url https://cockroachlabs.cloud/api/v1/clusters/{cluster_id}/networking/egress-rules/{rule_id} \
  --header 'Authorization: Bearer REPLACE_BEARER_TOKEN'

{
  "rule": {
    "cluster_id": "<string>",
    "crl_managed": true,
    "description": "<string>",
    "destination": "<string>",
    "id": "<string>",
    "name": "<string>",
    "state": "<string>",
    "type": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "paths": [
      "<string>"
    ],
    "ports": [
      123
    ]
  }
}

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