import { IDataObject } from "n8n-workflow";
export interface FilterRule {
    field?: unknown;
    operator?: unknown;
    value?: unknown;
}
export declare class FilterRuleError extends Error {
    constructor(message: string);
}
export declare function buildFilterFromRules(filterRules: unknown): IDataObject | undefined;
export declare function parseFilterFromJsonOrObject(filterValue: unknown): IDataObject | undefined;