图片消息

{
   "data" : {
      "from_wxid" : "xxxxxxx",
      "image" : "C:\\xxx\\3f5ac25836d60fe4b43a83ab90b7c245.dat",
      "image_thumb" : "C:\\xxxx\956eb5a6cf0d5e1f402553a65b89333_t.dat",
      "raw_msg" : "<?xml version=\"1.0\"?>\n<msg>xxxxxx</msg>",
      "room_wxid" : "",
      "to_wxid" : "wxid_xxxxxx",
      "wx_type" : 3
   },
   "type" : 11047
}