import { BufferParams } from '../common/interfaces';
export default class Base58 {
    private static readonly ALPHABET;
    private buf?;
    constructor(obj?: string | Uint8Array | BufferParams);
    toBuffer(): Uint8Array | undefined;
    toString(): string;
    private fromBuffer;
    private fromString;
    private set;
    static encode(buf: Uint8Array): string;
    static decode(str: string): Uint8Array;
    static validCharacters(chars: Uint8Array | string): boolean;
}
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