取得公開行銷活動列表

{
    "data": [
        {
            "id": 0,
            "name": "string",
            "type": "string",
            "discount": 0,
            "start_date": "2019-08-24",
            "end_date": "2019-08-24"
        }
    ],
    "meta": {
        "current_page": 0,
        "per_page": 0,
        "total": 0,
        "last_page": 0
    }
}