I was thinking that because a string like "سيله_الحارثيه" might get encoded as  
"\u0633\u064a\u0644\u0647_\u0627\u0644\u062d\u0627\u0631\u062b\u064a\u0647" it would be better to call JSON.parse on it.

Now that I think about it more that's not needed.