{"entity": "FCM", "url": "https://wpnews.pro/entity/FCM", "count": 1, "articles": [{"slug": "designing-a-reliable-notification-system-for-1m-users-push-sms-email", "title": "Designing a Reliable Notification System for 1M+ Users (Push, SMS, Email)", "url": "https://wpnews.pro/news/designing-a-reliable-notification-system-for-1m-users-push-sms-email", "published_at": "2026-05-24 00:54:07+00:00"}]}