/// <reference types="node" />
import { Buffer } from 'buffer';
import type { Blockhash } from './blockhash.js';
import { PublicKey } from './publickey.js';
import type { FeeCalculator } from './fee-calculator.js';
export declare const NONCE_ACCOUNT_LENGTH: number;
/**
 * NonceAccount class
 */
export declare class NonceAccount {
    authorizedPubkey: PublicKey;
    nonce: Blockhash;
    feeCalculator: FeeCalculator;
    /**
     * Deserialize NonceAccount from the account data.
     *
     * @param buffer account data
     * @return NonceAccount
     */
    static fromAccountData(buffer: Buffer | Uint8Array | Array<number>): NonceAccount;
}