def download_gzip_link(url_dict):
    link_dict=defaultdict(list)
    for i in list(url_dict.keys()):
        pattern='https://apkpure.com/{}'.format(i)+'(.+)?'
        for url in url_dict[i]:
            r = requests.get(url)
            with gzip.GzipFile(fileobj=io.BytesIO(r.content)) as f:
                result = f.read()
                soup = BeautifulSoup(result, 'xml')
                x_default=soup.find_all("xhtml:link", {"hreflang":  "en"})
                result=[x_default[index].get('href') for index in range(len(x_default)) if index%2==0 and\
                       not re.match(pattern, x_default[index].get('href'))]
                for k in result:
                    link_dict[i].append(k)
    return link_dict