Facebook Page Viewer ((hot)) -

| HTTP Status | Meaning | Action | |-------------|---------|--------| | 200 | OK | Parse data | | 400 | Bad request | Check page ID or permissions | | 429 | Rate limited | Exponential backoff (wait 5s, 30s, 5min) | | 190 | Invalid token | Refresh User Token |

# Callback Route @app.route('/callback') def callback(): code = request.args.get('code') if code: # Exchange code for access token token_url = "https://graph.facebook.com/v13.0/oauth/access_token" params = 'client_id': APP_ID, 'redirect_uri': url_for('callback', _external=True), 'client_secret': APP_SECRET, 'code': code facebook page viewer

: Choose "Business or Brand" and use "Blog" as your category to ensure the right audience finds you. | HTTP Status | Meaning | Action |