import { NftEntity, TokenEntity } from '../types/db.types';
import { WalletDB } from '../persistence/wallet-db';
export declare class WalletCache {
    private readonly walletDb;
    private readonly tokens;
    private readonly nfts;
    constructor(walletDb: WalletDB);
    clear(): void;
    hasToken(id: string): boolean;
    hasNft(id: string): boolean;
    getToken(id: string): Promise<TokenEntity | undefined>;
    getNft(id: string): Promise<NftEntity | undefined>;
    removeToken(id: string): void;
    removeNft(id: string): void;
}
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