/**
 * Centralized query key factory for all TanStack Query operations.
 *
 * Using a factory ensures consistent key structures across the SDK,
 * making cache invalidation predictable and type-safe.
 */
export declare const openfortKeys: {
    all: readonly ["openfort"];
    user: () => readonly ["openfort", "user"];
    embeddedAccounts: () => readonly ["openfort", "embeddedAccounts"];
    walletAssets: (chainId: number, customAssets: readonly string[], address: string | undefined) => readonly ["openfort", "walletAssets", number, readonly string[], string | undefined];
};