import React from "react";
declare class I18nManagerCore {
    checkLocaleData(): Promise<void>;
    setLocaleData(data: Record<string, string>): void;
    translate(key: string, placeholder?: React.ReactNode): string;
    private translateWithParams;
}
export declare const I18nManager: Readonly<I18nManagerCore>;
export declare const t: (key: string, placeholder?: React.ReactNode) => string;
export {};