export default ExternalContentViewer;
declare function ExternalContentViewer(props: any): JSX.Element;
declare namespace ExternalContentViewer {
    namespace propTypes {
        const url: PropTypes.Validator<string>;
        const backgroundImageUrl: PropTypes.Requireable<string>;
        const contentType: PropTypes.Requireable<string>;
        const mode: PropTypes.Requireable<string>;
    }
}
import PropTypes from "prop-types";
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