CheckCotOrderReq(CheckCotOrderReq)

{
    "carList": [
        {
            "childOrderNo": "string",
            "itemNo": "string",
            "num": 0,
            "skuNo": "string"
        }
    ],
    "deliveryAddress": {
        "latitude": 0,
        "longitude": 0,
        "userName": "string"
    },
    "shopId": "string"
}