/**
 * Converts a Uint8Array to a base64 string
 * @param array A Uint8Array
 *
 * @returns A Base64 string
 */
export declare const UInt8ArrayToBase64String: (array: Uint8Array) => string;
/**
 * Converts a Uint8Array to a numerical array
 * @param array A Uint8Array
 *
 * @returns A numericalArray
 */
export declare const UInt8ArrayToArray: (array: Uint8Array) => Array<number>;
/**
 * Converts a base64 string to a Uint8Array
 * @param string A Base64 string
 *
 * @returns A Uint8Array
 */
export declare const base64StringToUInt8Array: (string: string) => Uint8Array;
/**
 * Convert values in the object with the given function.
 *
 * @returns The transformed object
 */
export declare const mapObjIndexed: <K extends string | number, V, R>(fn: (value: V, key: K, obj: Record<K, V>) => R, obj: Record<K, V>) => Record<K, R>;
export interface RevealMessage<E> {
    value: E;
    reveal: boolean;
}
export declare const convertToRevealMessageArray: <E>(messages: E[], revealedIndicies: number[]) => RevealMessage<E>[];
export declare const convertRevealMessageArrayToRevealMap: <E>(messages: RevealMessage<E>[]) => Record<number, RevealMessage<E>>;