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      "description": "The `No-Vary-Search` response header tells browsers and caches that some URL query parameters (tracking, UTM, sort order) do not change the response. The cached entry for the canonical URL is reused for variants — fewer fetches, better prefetch hits, less duplicate work.",
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      "license": "https://creativecommons.org/licenses/by/4.0/",
      "dateModified": "2026-07-09T00:00:00.000Z",
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            "name": "Google"
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