{
    "Intervention_Config": {
        "class": "SimpleVaccine",
        "Waning_Config": {
            "class": "WaningEffectMapPiecewise",
            "Initial_Effect": 1.0,
            "Reference_Timer": 0,
            "Expire_At_Durability_Map_End": 0,
            "Durability_Map": {
                "Times": [10, 30, 50],
                "Values": [0.9, 0.1, 0.6]
            }
        }
    }
}