UserPreferenceProperties

{
    "darkTheme": true,
    "notificationPreference": {
        "property1": {
            "property1": true,
            "property2": true
        },
        "property2": {
            "property1": true,
            "property2": true
        }
    },
    "taskPreference": {
        "property1": "string",
        "property2": "string"
    }
}