import type { CallbackWithResult } from '@react-native-async-storage/async-storage/lib/typescript/types';
declare class SupperAsyncStorage {
    readonly AS_READY_WALLET = "@readyio_ready_wallet";
    private checkValidInput;
    private ensureArray;
    private convertError;
    private convertErrors;
    getItem(key: string, callback?: CallbackWithResult<string>): Promise<string | null>;
}
declare const _default: SupperAsyncStorage;
export default _default;
//# sourceMappingURL=Storage.d.ts.map