jsonはvector、quequequeまたはその他のフォーマットで読み込む

 end_ids_ = config_file_.at("end_id").get<std::vector<std::string>>();
      recv_ids_ = config_file_.at("recv_id").get<std::vector<std::string>>();
     interval= config_file_.at("monitoring_interval");
     time_out_init = config_file_.at("time_out").get<std::unordered_map<std::string, const int>>();