平台原始字段（来自 API 响应或 CSV 导入）：
{
"add_time": "2024-03-04 15:08:05",
"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=7226754216",
"imgs": [
"https://si.geilicdn.com/pcitem1790250396-19910000018e0843fcdf0a8134f0_1080_1528.jpg?w=480&h=480&cp=1"
],
"istop": 0,
"item_desc": "植树季：为春日充“植”，在森林安家",
"item_name": "植树季：为春日充“植”，在森林安家",
"item_simple_name": "植树节活动",
"itemid": "7226754216",
"merchant_code": "",
"price": "536.00",
"self_create": true,
"seller_id": "1867168977",
"skus": [
{
"attr_ids": "1",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 123900607415,
"img": "",
"item_id": 7226754216,
"price": "536.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 0,
"sup_id": "",
"sup_price": "",
"title": "不增加"
},
{
"attr_ids": "2",
"buy_stock": 0,
"csku_id": "",
"dur_time": "",
"id": 123900607417,
"img": "",
"item_id": 7226754216,
"price": "884.0",
"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": 123900771416,
"img": "",
"item_id": 7226754216,
"price": "676.0",
"skuType": 2,
"sku_merchant_code": "",
"status": 1,
"stock": 0,
"sup_id": "",
"sup_price": "",
"title": "增加一位成人"
}
],
"sold": 0,
"status": 2,
"stock": 0,
"thumb_imgs": [
"https://si.geilicdn.com/pcitem1790250396-19910000018e0843fcdf0a8134f0_1080_1528.jpg?w=110&h=110&cp=1"
],
"tiaohuo_item": false,
"update_time": "2024-03-25 00:46:10"
}