{
    "common_headers": {
        "expires": "string",
        "x-cache-hits": "string",
        "x-request-id": "string",
        "location": "string",
        "age": "string",
        "x-xss-protection": "string",
        "cf-ray": "string",
        "strict-transport-security": "string",
        "x-instart-request-id": "string",
        "retry-after": "string",
        "content-security-policy": "string",
        "x-varnish": "string",
        "x-amz-cf-id": "string",
        "access-control-expose-headers": "string",
        "server": "string",
        "transfer-encoding": "string",
        "cache-control": "string",
        "content-type": "string",
        "timing-allow-origin": "string",
        "etag": "string",
        "x-timer": "string",
        "referrer-policy": "string",
        "access-control-allow-origin": "string",
        "date": "string",
        "public-key-pins": "string",
        "access-control-allow-headers": "string",
        "accept-ranges": "string",
        "x-aspnet-version": "string",
        "content-language": "string",
        "access-control-allow-credentials": "string",
        "last-modified": "string",
        "x-runtime": "string",
        "p3p": "string",
        "link": "string",
        "x-frame-options": "string",
        "via": "string",
        "set-cookie": "string",
        "www-authenticate": "string",
        "vary": "string",
        "x-served-by": "string",
        "proxy-authenticate": "string",
        "keep-alive": "string",
        "x-powered-by": "string",
        "content-length": "string",
        "mime-version": "string",
        "x-ua-compatible": "string",
        "pragma": "string",
        "x-cache": "string",
        "access-control-allow-methods": "string",
        "x-content-type-options": "string",
        "connection": "string"
    }
}