import { Account, AccountKey, AccountsClientBackend } from '../api';
import { PolkadotClient } from './polkadot-client';
/**
 * Polkadot DXNS accounts client backend.
 */
export declare class PolkadotAccounts extends PolkadotClient implements AccountsClientBackend {
    getAccount(account: AccountKey): Promise<Account | undefined>;
    listAccounts(): Promise<Account[]>;
    createAccount(): Promise<AccountKey>;
    addDevice(account: AccountKey, device: string): Promise<void>;
    belongsToAccount(account: AccountKey, device: string): Promise<boolean>;
}
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