查询平台信息（必看）

{
    "code": 0,
    "msg": "OK",
    "data": {
        "app_id": 677859093659717,
        "features": {
            "is_support_order_refund": true,
            "is_support_goods_notify": true,
            "is_support_loss_purchase": true
        }
    }
}