Managing Packages with NPM - How to Use package.json, the Core of Any Node.js Project or npm Package

Hi there,
I just started the backend certification. I am still confused as to how I am supposed to pass the tests and move on from lesson to lesson. I have set-up my replit account. What link do I copy and paste in the FCC lesson page ?
Thanks.

Challenge: Managing Packages with NPM - How to Use package.json, the Core of Any Node.js Project or npm Package

Link to the challenge:

Use the URL from the preview window on the right that opens when you run the Replit.

The format is:

https://the-name-of-the-replit.yourUserName.repl.co