微信服务市场五官定位接口同一个图片是否重复扣费analyzeFace
analyzeface: function() {
    wx.serviceMarket.invokeService({
      service: 'wx2d1fd8562c42cebb',
      api: 'analyzeFace',
      data: {
        "Action": "AnalyzeFace",
        "Url": "http://i2.sinaimg.cn/ty/nba/2015-07-05/U10236P6T12D7648505F44DT20150705114547.jpg"
      },
    }).then(res => {
      console.log('invokeService success', res)
    }).catch(err => {
      console.error('invokeService fail', err)
    })
  }