export default function (): Promise<{
    vendor: string;
    app: {
        codename: string;
        name: string;
    };
    product: {
        name: string;
        sub: string;
    };
    language: {
        current: string;
        list: readonly string[];
    };
    userAgent: string;
    plugins: string[];
    capabilities: {
        contacts: boolean;
        pdfViewer: boolean;
        cookies: boolean;
    };
    mimeTypes: {
        description: string;
        type: string;
        suffixes: string;
    }[];
    canvas: string;
    bars: {
        menubar: boolean;
        personalbar: boolean;
        statusbar: boolean;
        toolbar: boolean;
    };
    doNotTrack: string;
}>;