chromium/third_party/blink/web_tests/wpt_internal/html/cross-origin-opener-policy/reporting/navigation-reporting/reporting-coop-navigated-popup.https.html.sub.headers

Cross-Origin-Opener-Policy: same-origin-allow-popups; report-to="coop-report-endpoint"
report-to: { "group": "coop-report-endpoint", "max_age": 10886400, "endpoints": [{ "url": "https://{{hosts[][www]}}:{{ports[https][0]}}/reporting/resources/report.py?reportID=df3cde15-b00b-4a59-b6e2-498b67a6146e" }] }, { "group": "coop-report-only-endpoint", "max_age": 10886400, "endpoints": [{ "url": "https://{{hosts[][www]}}:{{ports[https][0]}}/reporting/resources/report.py?reportID=ebf3a415-7a74-42e1-92d1-e600b1bbe22e" }]}