相关疑难解决方法(0)

{
  "status": "200",
  "msg": "",
  "data": {
    "time": "1515580011",
    "video_info": [
      {
          "announcement": "{\"announcement_id\":\"6\",\"name\":\"INS\\u8d26\\u53f7\",\"icon\":\"http:\\\/\\\/liveme.cms.ksmobile.net\\\/live\\\/announcement\\\/2017-08-18_19:44:54\\\/ins.png\",\"icon_new\":\"http:\\\/\\\/liveme.cms.ksmobile.net\\\/live\\\/announcement\\\/2017-10-20_22:24:38\\\/4.png\",\"videoid\":\"15154610218328614178\",\"content\":\"FOLLOW ME PLEASE\",\"x_coordinate\":\"0.22\",\"y_coordinate\":\"0.23\"}",
          "announcement_shop": "",

如何从这个json中获取内容"关注我"？

replay_data = raw_replay_data['data']['video_info'][0]
announcement = replay_data['announcement']

这抓住了一切['announcement'],我做不到['announcement']['content'].

这样做的正确方法是什么？

提前谢谢你帮我解决这个问题.