平台原始字段（来自 API 响应或 CSV 导入）：
{
"add_time": "2024-03-04 13:24:02",
"barcode": "",
"biz_type": 3,
"cates": [
{
"cate_id": 151082994,
"cate_name": "自然童伴",
"sort_num": 14
}
],
"chain_store_sync": false,
"cost_price": "",
"fx": 0,
"fx_fee_rate": "0.0",
"h5Url": "https://weidian.com/item.html?itemID=7225779657",
"imgs": [
"https://si.geilicdn.com/pcitem1790250396-030c0000018e07dbb9860a210349_1080_1528.jpg?w=480&h=480&cp=1"
],
"istop": 0,
"item_desc": "自然童伴活动招募｜踏青挖荠菜、包馄饨、田野撒欢，在田间寻找舌尖上的快乐",
"item_name": "自然童伴活动招募｜踏青挖荠菜、包馄饨、田野撒欢，在田间寻找舌尖上的快乐",
"item_simple_name": "春季踏青",
"itemid": "7225779657",
"merchant_code": "",
"price": "199.00",
"self_create": true,
"seller_id": "1867168977",
"skus": [
{
"attr_ids": "4",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 123900693055,
"img": "",
"item_id": 7225779657,
"price": "199.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 40,
"sup_id": "",
"sup_price": "",
"title": "不增加"
},
{
"attr_ids": "2",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 123900693057,
"img": "",
"item_id": 7225779657,
"price": "329.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 40,
"sup_id": "",
"sup_price": "",
"title": "增加一名儿童"
},
{
"attr_ids": "3",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 123900857056,
"img": "",
"item_id": 7225779657,
"price": "268.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 40,
"sup_id": "",
"sup_price": "",
"title": "增加一名成人"
}
],
"sold": 5,
"status": 2,
"stock": 0,
"thumb_imgs": [
"https://si.geilicdn.com/pcitem1790250396-030c0000018e07dbb9860a210349_1080_1528.jpg?w=110&h=110&cp=1"
],
"tiaohuo_item": false,
"update_time": "2024-03-25 00:45:58"
}