{
    "page_type": 1,
    "src_channel": 0,
    "city_name": "广州",
    "card_type": 10001,
    "ext_params": [
        {
            "key": "keyword",
            "value": "挂号就诊"
        }
    ],
    "content_name": "购房落户",
    "params": "[{\"key\":\"type\",\"value\":\"11\"},{\"key\":\"dd\",\"value\":\"23\"}]" 
}