import { Request, Response, NextFunction, RequestHandler } from 'express';
import { ContioWebhookEvent, WebhookVerificationResult } from './types';
export interface WebhookRequest extends Request {
    webhookEvent: ContioWebhookEvent;
    webhookVerification: WebhookVerificationResult;
    webhookRawPayload: string;
}
export interface WebhookMiddlewareOptions {
    secret: string;
    signatureHeader?: string;
    onError?: (error: Error, req: Request, res: Response, next: NextFunction) => void;
    skipVerification?: boolean;
}
export declare function createWebhookMiddleware(options: WebhookMiddlewareOptions): RequestHandler;
export declare function hasWebhookEvent(req: Request): req is WebhookRequest;
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