import { InputBag } from './input-bag.js';
import { ParameterBag as ParameterBagContract } from '@supercharge/contracts';
export declare class ParameterBag<Properties extends Record<string, any> = any> extends InputBag<Properties> implements ParameterBagContract<Properties> {
    /**
     * Returns an object containing all parameters.
     */
    toJSON(): Properties;
}