try_files $uri /index.php?do=$uri;
try_files do_not_exists @fallback;
var querystring = require("querystring");
var result = querystring.stringify({query: "SELECT name FROM user WHERE uid = me()"});
console.log(result);
#выведет 'query=SELECT%20name%20FROM%20user%20WHERE%20uid%20%3D%20me()'