Imagine that you$$re creating a stock market monitoring app. The app downloads the stock data from multiple sources in XML format and then displays nice$-$looking charts and diagrams for the user.

At some point, you decide to improve the app by integrating a smart $3$rd$-$party analytics library. But there$$s a catch: the analytics library only works with data in JSON format.Imagine that you$$re creating a stock market monitoring app. The app downloads the stock data from multiple sources in XML format and then displays nice$-$looking charts and diagrams for the user.

At some point, you decide to improve the app by integrating a smart $3$rd$-$party analytics library. But there$$s a catch: the analytics library only works with data in JSON format.