List Guardrails

curl --request GET \
  --url https://api.egp.scale.com/v4/guardrails \
  --header 'x-api-key: <api-key>'

[
  {
    "guardrail": {
      "id": "<string>",
      "account_id": "<string>",
      "description": "<string>",
      "check_type": "input",
      "guardrail_metadata": {},
      "is_archived": true,
      "created_at": "2023-11-07T05:31:56Z"
    },
    "policies": [
      {
        "id": "<string>",
        "description": "<string>",
        "category": "<string>",
        "unsafe_threshold": 123,
        "guardrail_policy_metadata": {},
        "guardrail_id": "<string>",
        "created_at": "2023-11-07T05:31:56Z"
      }
    ]
  }
]