Please look at those classes and redesign the class "InternalAnalytics" into multiple classes
It doesn't have to work perfectly but you need to show the concept.
Please make it looks like a bit complicated and sophisticated. Feel free to use your creativity.
And you need to write a design doc about the whole new design and how each class work with each other
or what method they have and do what.
You can feel free to use your creativity.
This should look complicated and sophisticated.
5-6 pages doc