Developing a web service for a book lending platform with Javascript

Hi, guys pls can anyone please decode this, "Develop a Web Service or an API for a for a book lending platform using vanilla Javascript. Its actually a front end project. Please really need help on how this can be achieved

You have to make a book lending WebPage that can search any books using an API request. You can use Google Books API :point_right: https://developers.google.com/books