{
    "ok": true,
    "fred_ok": true,
    "series_total": 2,
    "series_success": 2,
    "rows_touched": 1600,
    "credit_source": "FRED · HY OAS",
    "proxy": {
        "available": true,
        "source": "HYG/LQD · PROXY",
        "latest_dates": {
            "HYG": "2026-09-08",
            "LQD": "2026-09-08"
        },
        "observations_ok": true,
        "fresh": true
    },
    "warnings": [],
    "message": "Crédito oficial actualizado.",
    "time": "2026-09-09T13:18:25+02:00"
}