Problem using express

I have POST Request

/api/web-crawler

/api/web-crawler

/api/web-crawler

/api/web-crawler for

webCrawler

webCrawler

webCrawler

webCrawler method, but when I try to call the api, I get the error

Error: socket hang up

Error: socket hang up

Error: socket hang up

Error: socket hang up

import express, {Request, Response} from 'express';
import bodyParser from 'body-parser';
import cors from 'cors';
import {crawlerRoute} from "./src/routes/crawlerRoute";

const app = express();
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cors());

app.use('/api', crawlerRoute);

export default app;

import express, {Request, Response} from 'express';
import bodyParser from 'body-parser';
import cors from 'cors';
import {crawlerRoute} from "./src/routes/crawlerRoute";

const app = express();
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cors());

app.use('/api', crawlerRoute);

export default app;

import express, {Request, Response} from 'express';
import bodyParser from 'body-parser';
import cors from 'cors';
import {crawlerRoute} from "./src/routes/crawlerRoute";

const app = express();
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cors());

app.use('/api', crawlerRoute);

export default app;

import express, {Request, Response} from 'express';
import bodyParser from 'body-parser';
import cors from 'cors';
import {crawlerRoute} from "./src/routes/crawlerRoute";

const app = express();
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cors());

app.use('/api', crawlerRoute);

export default app;

verbal-limeOP•12/4/23, 4:36 PM

verbal-limeOP•12/4/23, 4:38 PM

Do I have to run a web server on the Apify platform?(https://docs.apify.com/academy/running-a-web-server#building-the-actor)

Running a web server on the Apify platform | Academy | Apify Docume...

A web server running in an actor can act as a communication channel with the outside world. Learn how to easily set one up with Node.js.

Oleg V.•12/5/23, 1:22 PM

Yes, correct.
You can use article above (https://docs.apify.com/academy/running-a-web-server#building-the-actor) for the inspiration.
It should work.
Good luck)