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const express = require('express');
        const axios = require('axios');
        
        const app = express();
        const PORT = 3000;
        
        // Middleware to parse JSON
        app.use(express.json());
        
        // Middleware for handling errors
        app.use((err, req, res, next) => {
          console.error(err.stack);
          res.status(500).send('Something went wrong!');
        });
        
        // Express route to fetch data from an external API
        app.get('/api/data', async (req, res, next) => {
          try {
            // Simulate asynchronous operation (e.g., fetching data from an external API)
            const externalApiResponse = await axios.get('https://jsonplaceholder.typicode.com/todos/1');
            
            // Extract relevant data from the external API response
            const responseData = {
              id: externalApiResponse.data.id,
              title: externalApiResponse.data.title,
            };
        
            // Send the formatted data as JSON to the client
            res.json(responseData);
          } catch (error) {
            // Pass the error to the error-handling middleware
            next(error);
          }
        });
        
        // Express route to handle other routes
        app.get('/', (req, res) => {
          res.send('Hello, this is a Node.js application!');
        });
        
        // Start the Express server
        app.listen(PORT, () => {
          console.log(Server is running);
        });