export function CustomizedPreviewHeader({ user, date, channel, variant }: {
    user: any;
    date: any;
    channel: any;
    variant: any;
}): import("react/jsx-runtime").JSX.Element;
export namespace CustomizedPreviewHeader {
    namespace propTypes {
        let user: PropTypes.Requireable<string>;
        let date: PropTypes.Requireable<object>;
        let channel: PropTypes.Requireable<string>;
        let variant: PropTypes.Requireable<string>;
    }
}
import PropTypes from 'prop-types';