Here are some sources for official documents mentioned in the 5th of July Manifesto:
Resolution A/HRC/20/L.13 on The promotion, protection and enjoyment of human rights on the Internet. It can be downloaded in the six official United Nations languages from here. Here is a direct link to the PDF document in English.
You may note that the resolution is dated June 29, 2012. It was however adopted on 5th of July, 2012.
Here is the statement issued by United States Secretary of State, Hillary Rodham Clinton, on July 5. immediately after the adoption. Note her mentioning of Sweden: “The United States was proud to work with the main sponsor, Sweden …”. Swedish Minister for Foreign Affairs, Carl Bildt, had talks with Clinton more than once on the issue in the months before: Dec 9, 2011, June 2-3, 2012.
Well, they talk a lot about human rights on the Internet. At the same time Sweden was the main force behind the Data Retention Directive in the European Union. Here is EFF’s info page about the Directive. And here is the formal text as a PDF. And in June 2013, the Prism scandal broke, showing that NSA had a massive surveillance scheme going on, involving many of the largest Internet companies.