获取单个商品下的所有库存信息

请求数据样例

{
    "item_code":"00003554543900_00000000000381"
}

回包数据样例

{
    "errcode":0,
    "errmsg":"",
    "stock_info":[
            "item_code":"00003554543900_00000000000381
            "sku_code":"00003554543900_10000000000382",
            "merchant_sku_code":"",
            "stock_attr":"2000049:6000520",
            "stock_number":10,
            "stock_price":100,
            "market_price":0,
            "update_time":0
        },
        {
            "item_code":"00003554543900_00000000000381",
            "sku_code":"00003554543900_10000000000383",
            "merchant_sku_code":"",
            "stock_attr":"2000049:6000532",
            "stock_number":20,
            "stock_price":100,
            "market_price":0,
            "update_time":0
        }
    ]
}