PrimeNG I18N API with ngx-translate

en.json

{
    "demo": {
        "greetings": "Hello!",
        "en": "English",
        "fr": "French",
        "date": "Date"
    },
    "primeng": {
        "dayNamesMin": [
            "Su",
            "Mo",
            "Tu",
            "We",
            "Th",
            "Fr",
            "Sa"
        ],
        "monthNames": [
            "January",
            "February",
            "March",
            "April",
            "May",
            "June",
            "July",
            "August",
            "September",
            "October",
            "November",
            "December"
        ]
    }
}