export declare class TextScramble {
    el: HTMLElement;
    chars: string;
    queue: any;
    frame: number;
    frameRequest: any;
    resolve: any;
    constructor(el: any);
    setText(newText: any): Promise<unknown>;
    update(): void;
    randomChar(): string;
}
export declare function convertSecondsToReadable(seconds: any): string;
