[only_as_i_fall]

If you follow that link which says "Read the Story Here" they have this json example which has a list of employees and then info about the pagination of that list. The caption is this

>If you look closely, this JSON document mixes the data employees with other non-data keys (headers) such as count, currentPage, and pageSize in the same response.

But they don't explain at all how Changing the data format fixes the underlying issue of mixed concerns in one data object.