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            "latest_at": "2025-04-17 00:00:00",
            "unit": "mg(Na)/L"
        },
        {
            "station_code": "04542007",
            "station": "RAU DE VIGEVILLE A PIONNAT",
            "parameter_code": "1345",
            "parameter": "Dureté totale",
            "year": 2025,
            "sample_count": 1,
            "minimum": "3.040000",
            "maximum": "3.040000",
            "mean": "3.040000",
            "median": "3.040000",
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            "latest_value": "3.040000",
            "latest_at": "2025-04-17 00:00:00",
            "unit": "°f"
        }
    ]
}