接口地址：
http://gateway.kouss.com/tbpub/spreadGet
官方文档：
http://open.taobao.com/api.htm?docId=28625&docType=2&scopeId=12403
入参：（可以传入多个URL）
{"requests":[
{"url":"https://uland.taobao.com/......"},
{"url":"https://uland.taobao.com/......"},
{"url":"https://uland.taobao.com/......"}
]
}
返回：
{"results": {"tbk_spread": [
{"content":"https://s.click.taobao.com/....","err_msg":"OK"},
{"content":"https://s.click.taobao.com/....","err_msg":"OK"},
{"content":"https://s.click.taobao.com/....","err_msg":"OK"}
]
},"total_results":1,"request_id":"u249nufa9hi6"}
Postman截图：