replacement xml paint information structures c++

at work, have contrast apparatus used send queries information source. apparatus takes quarrel xml files. xml files rudimentary easy parse enlarged information structures attempted paint covering deep. nonetheless information structures some-more challenging representing xml removing rarely confusing. any thoughts i paint information structures instead xml?

example:

before:

class foo {
 int userid;
 twine name;
 twine address;
 twine email;
}

now:

class foo {
 int userid,
 twine name,
 vector<location> loc,
 map<string, string> attributes;
}

class plcae {
  castle addr; //class address
  vector<locatedtime> lctime; //class locatedtime
  position ps; //class position
}

... have any array nested structures.

i arrangement towards json nonetheless am open any illustration formats.