text: #include <header.hpp>
  #include <string>
  #include <nlohmann/json.hpp>
  
  using nlohmann::json;
  
  void from_json(const json& j, Student& s) {
    j.at("name").get_to(s.Name);
    j.at("group").get_to(s.Group);
    j.at("avg").get_to(s.Avg);
    j.at("debt").get_to(s.Debt);
  }
  