平台原始字段（来自 API 响应或 CSV 导入）：
{
"add_time": "2025-12-12 17:53:39",
"barcode": "",
"biz_type": 3,
"cates": [
{
"cate_id": 150904762,
"cate_name": "漫四季",
"sort_num": 15
}
],
"chain_store_sync": false,
"cost_price": "",
"fx": 0,
"fx_fee_rate": "0.0",
"h5Url": "https://weidian.com/item.html?itemID=7634275822",
"imgs": [
"https://si.geilicdn.com/pcitem1790250396-17450000019b11f251570a23111a_1000_1334.jpg?w=480&h=480&cp=1"
],
"istop": 0,
"item_desc": "「草木故事会」元旦主题活动招募｜冬季自然观察、田间“小小工程师”、DIY迷你旋转圣诞树，让大自然为新的一年充电",
"item_name": "「草木故事会」元旦主题活动招募｜冬季自然观察、田间“小小工程师”、DIY迷你旋转圣诞树，让大自然为新的一年充电",
"item_simple_name": "「草木故事会」元旦主题活动招募",
"itemid": "7634275822",
"merchant_code": "",
"price": "358.00",
"self_create": true,
"seller_id": "1867168977",
"skus": [
{
"attr_ids": "1",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 127185134345,
"img": "",
"item_id": 7634275822,
"price": "358.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 0,
"sup_id": "",
"sup_price": "",
"title": "不增加（一大一小）"
},
{
"attr_ids": "2",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 127185352344,
"img": "",
"item_id": 7634275822,
"price": "616.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 0,
"sup_id": "",
"sup_price": "",
"title": "增加一位儿童"
},
{
"attr_ids": "3",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 127185352346,
"img": "",
"item_id": 7634275822,
"price": "458.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 0,
"sup_id": "",
"sup_price": "",
"title": "增加一位成人"
}
],
"sold": 0,
"status": 1,
"stock": 0,
"thumb_imgs": [
"https://si.geilicdn.com/pcitem1790250396-17450000019b11f251570a23111a_1000_1334.jpg?w=110&h=110&cp=1"
],
"tiaohuo_item": false,
"update_time": "2026-01-04 00:42:34"
}