async with aiohttp.ClientSession(headers=headers) as session:
        max_change_count = -1
        resp_json = None
        for i, params_ in enumerate(params):
            async with session.get(diff_endpoint, params=params_) as response:
                if response.status == 200:
                    json_response = await response.json()
                    change_count = json_response.get('change_count', -1)
                    if change_count > max_change_count:
                        max_change_count = change_count
                        resp_json = json_response

                print(response.url)
            print(f'{i} / len(params)')
        print(max_change_count)