Request Header Parser Microservice_Solution

What is your hint or solution suggestion?

solution
app.get("/api/whoami",(req,res)=>{
    var header = req.headers;
// fetch used to get ip address from https://api.ipify.org/?format=json
// check the npm package for node-fetch (otherwise fetch will be undefined)
    fetch('https://api.ipify.org/?format=json')
        .then(response=>response.json())
        .then(data=>{
            res.json({
                "ipaddress":data.ip, 
                "language":header['accept-language'],
                "software":header['user-agent']
            });
        });
})

Challenge: Request Header Parser Microservice

Link to the challenge:

Hello there.

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