按图搜索商品（拍立淘）
点击获取key和secret
请求参数
请求参数：imgid=http://g-search3.alicdn.com/img/bao/uploaded/i4/O1CN01IDpcD81zHbpHs1YgT_!!2200811456689.jpg&cat=参数说明：imgid:图片地址（支持淘宝或天猫图片地址，外部地址先调用上传图片(upload_img)接口，返回图片地址）
如:https://img.alicdn.com/imgextra/i3/15353738/TB2HDHAqN9YBuNjy0FfXXXIsVXa_!!15353738-0-beehive-scenes.jpg
API 返回结果
Request address:
https://api-gw.onebound.cn/taobao/item_search_img/?key=test_api_key&
&imgid=http://g-search3.alicdn.com/img/bao/uploaded/i4/O1CN01IDpcD81zHbpHs1YgT_!!2200811456689.jpg&cat=&&lang=zh-CN&secret=
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Result Object:
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{
"items": {
"pagecount": 1,
"total_results": 60,
"real_total_results": 60,
"item": [
{
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"promotion_price": "20.14",
"price": "41.10",
"sales": 1,
"num_iid": "624515685398",
"post_fee": "0.00",
"sample_id": "",
"seller_nick": "永邦体育馆",
"is_tmall": "false",
"area": "湖北 宜昌",
"detail_url": "//item.taobao.com/item.htm?id=624515685398",
"cid": null
},
{
"title": "St专业篮球袜精英篮球袜美国队中筒毛巾底男袜防臭吸汗加厚运动袜",
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"sample_id": "",
"seller_nick": "Alano篮球袜馆",
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"detail_url": "//item.taobao.com/item.htm?id=669956799574",
"cid": null
},
{
"title": "NBA球员版stance篮球袜运动精英袜毛巾底实战加厚吸汗中高筒缓震",
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},
{
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"num_iid": "590512190820",
"post_fee": "0.00",
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"seller_nick": "户外运动基地002",
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"area": "江苏 南通",
"detail_url": "//item.taobao.com/item.htm?id=590512190820",
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},
{
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},
{
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},
{
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{
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{
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{
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{
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