import { IExecuteFunctions, INodeProperties } from 'n8n-workflow';
export declare function parseJsonParameter(this: IExecuteFunctions, paramName: string, itemIndex: number, defaultValue?: string): any;
export declare function deepMerge<T>(target: Partial<T>, source: Partial<T>): T;
export declare function applyDisplayOptions(commonDisplayOptions: Partial<INodeProperties['displayOptions']>, properties: INodeProperties[]): INodeProperties[];