If json_left_overs is nil just ignore it in validation. Makes things a little neater
Beginnings of tests on validation for Page
Tests for checking all applications are valid
Check that count is consistent
If some of the pagination is present all of it needs to be there
Check previous page number for consistency
Check consistency of next page number
Check consistency of current page no
Do consistency check on total_number_of_results
Can't return more than per_page each page