curl --request GET \
  --url https://api.halal.sh/v1/methodologies \
  --header 'X-API-Key: <api-key>'

{
  "data": [
    {
      "id": "aaoifi-ss21",
      "name": "AAOIFI Shariah Standard No. 21",
      "short_name": "AAOIFI SS21",
      "version": "2024",
      "description": "<string>"
    }
  ],
  "meta": {
    "request_id": "req_abc123",
    "methodology": "aaoifi-ss21@2024",
    "as_of": "2026-03-08T12:00:00Z",
    "retry_after": 120
  }
}