export default function getHDPath(coinType?: string, index?: string, account?: string, chain?: string): string;
export declare function getFullHDPath(purpose?: string, coinType?: string, index?: string, account?: string, chain?: string): string;
export declare function isBtcCoinType(coinType: string): coinType is "0" | "1";
export declare function getHardenedPath(path: string): string;