Get Coupons types

{
    "couponsTypes": [
        {
            "couponTypeId": 61617342.161290795,
            "name": "VIP customer",
            "reusable": true,
            "discountType": "percentual",
            "discount": 10
        },
        {
            "couponTypeId": 70312018.38742575,
            "name": "New customer",
            "reusable": false,
            "customName": "2025-05-15 10:30",
            "discountType": "fixed",
            "discount": 250
        }
    ],
    "paging": {
        "offset": 5,
        "limit": 10,
        "totalItems": 120,
        "totalPages": 4
    }
}