/**
 * Service for managing localStorage operations for wallet connections
 */
export declare class StorageService {
    private readonly STORAGE_KEY_SOLANA_WALLETS;
    /**
     * Get previously connected Solana wallet UUIDs from localStorage
     */
    getStoredSolanaWalletUUIDs(): string[];
    /**
     * Store a Solana wallet UUID as connected in localStorage
     */
    storeSolanaWalletUUID(uuid: string): void;
    /**
     * Check if a Solana wallet UUID was previously connected
     */
    wasSolanaWalletPreviouslyConnected(uuid: string): boolean;
}
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