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  "path": "/how-substack-became-hottest-social-media-platform-11702877",
  "publishedAt": "2026-03-28T09:30:00.000Z",
  "site": "https://www.newsweek.com",
  "textContent": "Substack is on the rise, with celebs like Charli XCX and Rosalía joining. Experts and creators dissect its appeal.",
  "title": "How Substack Became the Hottest Social Media Platform"
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