chromium/third_party/blink/web_tests/wpt_internal/attribution-reporting/resources/aggregatable_deduplication_keys/filters_match.json

{
  "aggregatable_deduplication_keys": [
    {
      "deduplication_key": "666",
      "filters": {
        "x": ["y"]
      }
    }
  ],
  "expect_deduplicated": true
}