Maybe an error when using middy library

[JuanvictorO]

ERROR in D:/Projetos/serverless-bootcamp/serverless-nodejs-starter/node_modules/@middy/http-event-normalizer/index.js 4:39
Module parse failed: Unexpected token (4:39)
You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders
| const httpEventNormalizerMiddlewareBefore = async (request)=>{
| const { event } = request;

    const version = event.version ?? '1.0';

| const isHttpEvent = isVersionHttpEvent[version]?.(event);
| if (!isHttpEvent) {
@ D:/Projetos/serverless-bootcamp/serverless-nodejs-starter/src/lib/commomMiddleware.js 3:0-63 15:76-95
@ D:/Projetos/serverless-bootcamp/serverless-nodejs-starter/src/handlers/getAuctions.js

I don't know how to fix this and I searched everywhere