// 回调
      let param = {
        msgtype: 'news',
        news: {
          link: 'http://www.baidu.com/',
          title: '百度一下',
          desc: '新闻hao123地图',
          imgUrl: 'https://oss-daily.deckcloud.top/deckcloud/pdf.png',
        }
      }
      wx.invoke('sendChatMessage', param, function(res) {
        console.log(res)
        if (res.err_msg == 'sendChatMessage:ok') {
          //发送成功
        }

imgUrl地址举例：

https://deckcloud-saas-daily.oss-cn-beijing.aliyuncs.com/upload/12827/common/45Mdarqvyuqpsoffdj_pic.jpg --- 企微端可以，微信手机端可以，微信pc端不行

https://oss-daily.deckcloud.top/deckcloud/pdf.png --- 企微端可以，微信不行