/**
 * Storage Logger for structured logging
 * Provides consistent logging across storage operations with configurable levels
 */
import { BaseLogger } from "./logger_core";
import type { LogLevel, LoggerOptions } from "./logger_core";
export declare class ModalityLogger extends BaseLogger {
    static getInstance(logOption: string | LoggerOptions, logLevel?: LogLevel): ModalityLogger;
    protected output(level: string, payload: any, category?: string, originalLevel?: LogLevel): void;
}
export declare const getLoggerInstance: typeof ModalityLogger.getInstance;