POST https://api.weixin.qq.com/wxa/img_sec_check?access_token=ACCESS_TOKEN
我想问下 media 参数需要怎么传才对

picUrl是前端传过来的图片的云地址，直接报错了Error: form-data: ENOENT: no such file or directory, open 'D:\workspace\xxx\http:\img.file.com\wechatapp\student\image\1602496091514.png'

不知道怎么改了，望指教