http://weibo.com/aj/v6/like/small?ajwvr=6&version=mini&qid=heart&mid=3847063747738097&like_src=1&location=v6_content_home&__rnd=1432698449450

参数mid就是微博ID。

返回结果：

{
    "code": "100000",
    "msg": "",
    "data": {
        "total_number": 6720,
        "html": "<div class=\"W_layer W_layer_pop\" style=\"top:400px;left:50px;\" node-type=\"outer\">\n  <div class=\"content\">\n    <div class=\"layer_emotion\">\n        <ul class=\"emotion_list clearfix\" node-type=\"faceList\" >\n                                                                    <li uid=\"2834122950\"><a href=\"/u/2834122950\"><img src=\"http://tp3.sinaimg.cn/2834122950/50/40051080880/0\" alt=\"大头大脸怪蜀黍\" title=\"大头大脸怪蜀黍\"></a></li>\n                                                        <li uid=\"2043252883\"><a href=\"/u/2043252883\"><img src=\"http://tp4.sinaimg.cn/2043252883/50/5726290614/0\" alt=\"饭霸XBX\" title=\"饭霸XBX\"></a></li>\n                                                        <li uid=\"3980991866\"><a href=\"/u/3980991866\"><img src=\"http://tp3.sinaimg.cn/3980991866/50/5727167665/1\" alt=\"默风6\" title=\"默风6\"></a></li>\n                                                        <li uid=\"2798154620\"><a href=\"/u/2798154620\"><img src=\"http://tp1.sinaimg.cn/2798154620/50/5680688256/1\" alt=\"喜欢散步的苏先生\" title=\"喜欢散步的苏先生\"></a></li>\n                                <li  node-type=\"faceMore\"><a href=\"/1563926367/CjKlgwt21?type=like\" class=\"W_ficon ficon_more S_ficon\" title=\"查看更多\" suda-uatrack=\"key=tblog_comm_like&value=chick_more:3847063747738097\">…</a></li>\n                    </ul>\n    </div>\n    <div class=\"W_layer_arrow\"><span class=\"W_arrow_bor W_arrow_bor_t\" style=\"right:20px; left:auto;\"><i class=\"S_line3\"></i><em class=\"S_bg2_br\"></em></span></div>\n  </div>\n</div>"
    }
}