def _add_resume_param(self, lastline, offset, params):
        meta = params.get('meta', [])
        if '_key' not in meta:
            meta = list(meta)
            meta.append('_key')
            params['meta'] = meta
        if lastline is not None:
            lastvalue = json.loads(lastline)
            params['startafter'] = lastvalue['_key']
            if 'start' in params:
                del params['start']
Given a list of appids, creates an API url to retrieve them
dataset/ETHPy150Open scrapinghub/python-hubstorage/hubstorage/resourcetype.py/DownloadableResource._add_resume_param--crossover with--dataset/ETHPy150Open naiyt/steamapiwrapper/steamapiwrapper/SteamGames.py/Games._create_url