Interface ResponseHeaders

interface ResponseHeaders {
    "cache-control"?: string;
    "content-length"?: number;
    "content-type"?: string;
    date?: string;
    etag?: string;
    "last-modified"?: string;
    link?: string;
    location?: string;
    server?: string;
    status?: string;
    vary?: string;
    "x-accepted-github-permissions"?: string;
    "x-github-mediatype"?: string;
    "x-github-request-id"?: string;
    "x-oauth-scopes"?: string;
    "x-ratelimit-limit"?: string;
    "x-ratelimit-remaining"?: string;
    "x-ratelimit-reset"?: string;
    [header: string]: undefined | string | number;
}