recommend_ad_callback({
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            "score" : "0.8948",
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            "type" : "vec_ad"
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            "score" : "0.8689",
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            "type" : "vec_ad"
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         {
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            "score" : "0.4573",
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            "score" : "0.4490",
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            "type" : "vec_ex"
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            "img" : "",
            "score" : "0.4489",
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            "type" : "vec_ex"
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         {
            "href" : "",
            "img" : "",
            "score" : "0.4488",
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            "type" : "vec_ex"
         },
         {
            "href" : "",
            "img" : "",
            "score" : "0.4487",
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            "type" : "vec_title"
         },
         {
            "href" : "",
            "img" : "",
            "score" : "0.4481",
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            "type" : "vec_title"
         },
         {
            "href" : "",
            "img" : "",
            "score" : "0.4466",
            "title" : "kiwivm",
            "type" : "vec_ex"
         }
      ],
      "styleType" : "wordLink"
   },
   "errno" : "0",
   "from" : "shuididp_zuoce",
   "pv_js" : "",
   "sid" : "h5t1z48q546hls7t158zfu0050ynzl",
   "src" : "common_recom",
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}
)