Python 3: Get list of followers for a Twitch Channel (replace 'MissEllaCronin' in line 10 with Twitch username)

TwitchFollowers.py

import json
import sys
import csv
from urllib import request


counter = 0
f = open('followers.csv','w',encoding='utf-8',newline="\n")
mywriter = csv.writer(f,dialect='excel',quoting=csv.QUOTE_MINIMAL)
mywriter.writerow(['Followed At (UTC)','Notifications?','User ID','User Name','User Created At (UTC)','User Updated At (UTC)','Display Name','Logo URL','Bio','User Type'])
url = ("https://api.twitch.tv/kraken/channels/missellacronin/follows?direction=ASC&limit=100")
response = str(request.urlopen(url).read().decode('utf-8'))
myjson = json.loads(response)

while (len(myjson['follows']) > 0):
    for follower in myjson['follows']:
        created_at  = follower['created_at']
        notified    = follower['notifications']
        user_id     = follower['user']['_id']
        user_name   = follower['user']['name']
        user_created = follower['user']['created_at']
        user_updated = follower['user']['updated_at']
        user_display = follower['user']['display_name']
        if (follower['user']['logo'] != None):
            logo_url    = follower['user']['logo']
        else:
            logo_url = ""
        if (follower['user']['bio'] != None):
            user_bio    = follower['user']['bio']
        else:
            user_bio = ""
        user_type   = follower['user']['type'].encode("utf-8")
        mywriter.writerow([str(created_at),str(notified),user_id,str(user_name),str(user_created),str(user_updated),str(user_display),str(logo_url),str(user_bio),str(user_type)])
    url = myjson['_links']['next']
    response = str(request.urlopen(url).read().decode('utf-8'))
    myjson = json.loads(response)
    counter += 100
    print(counter)

f.close

Updated to add a header row and the "Notifications" indicator (indicates TRUE if the follower gets a notification when the streamer goes live).

I get a 400 "Bad Request" code. Is this API request obsolete?