curl --request GET \
  --url https://api.hayinsights.com/openapi/v1/commodities/gold-dxy \
  --header 'X-API-Key: <api-key>'

{
  "success": true,
  "statusCode": 200,
  "data": {
    "period": "3m",
    "series": {
      "gold": [
        {
          "date": "2026-03-22",
          "pctChange": 0,
          "value": 4464.66
        },
        {
          "date": "2026-06-19",
          "pctChange": -6.17,
          "value": 4189.22
        }
      ],
      "dxy": [
        {
          "date": "2026-03-22",
          "pctChange": 0,
          "value": 99.35
        },
        {
          "date": "2026-06-19",
          "pctChange": 1.42,
          "value": 100.757
        }
      ]
    }
  },
  "meta": {
    "timestamp": "2026-06-19T08:50:00.912Z"
  }
}