...
is_touch: ('ontouchstart' in window), 
repository_urls: ["publisher_view2_videossp/PublisherView_videossp2"],
origin_repository_url: "publisher_view2_videossp/PublisherView_videossp2",
workbook_repo_url: "publisher_view2_videossp",
publish_date: new Date(1431654084199),
tabs_allowed: false,
showTabsWorkbook: true,
mobile_app_cookie: "",
current_project_id: "7",
current_sheet_name: "",
current_sheet_type: "", 
current_workbook_name: "publisher_view2_videossp",
current_workbook_id: "1548",
current_view_id: "2713",
sheetId: "PublisherView_videossp2",
showParams: "{"revertType":null,"refresh":false,"checkpoint":false,"sheetName":"","unknownParams":"zone_id=6290&ac=a9aef098062f9646bd1638d0c6054c7b&account_id=62&Start_Date=2016-07-27&End_Date=2016-08-03","layoutId":""}",
stickySessionKey: "{"isAuthoring":false,"lastUpdatedAt":1470316180805,"workbookId":1548}",
...


##</code><code>##

$res = JSON::PP->new->relaxed->allow_singlequote->allow_barekey->loose->decode($data);


##</code><code>##

showParams: "{"revertType":null,"refresh":false,"checkpoint":false,"sheetName":"","unknownParams":"zone_id=6290&ac=a9aef098062f9646bd1638d0c6054c7b&account_id=62&Start_Date=2016-07-27&End_Date=2016-08-03","layoutId":""}",