chromium/chrome/test/data/extensions/api_test/messaging/interstitial_component/manifest.json

{
    // chrome-extension://cjkbifkmelaolodmpimfcnmdkhbajacl
    "key": "MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBAM2aeuqUowjePgnEdjw5BXanN0jFWv/y7zXiO7SA3SAmiwOclYSM5PhoYXNI6vD9XzKCeRVb4Jo9jLdk/sYDkpMCAwEAAQ==",

    "name": "Run at security interstitials",
    "version": "1",
    "manifest_version": 2,
    "content_scripts": [{
        "js": ["contentscript.js"],
        "matches": ["<all_urls>"],
        "include_globs": ["data:*CERTIFICATE*"]
    }],
    "background": {
        "scripts": ["background.js"]
    },
    "permissions": ["tabs"]
}