{ private String name; private int population; @SerializableName(“cities”) private List<String> listOfCities; private Government government; //getter and setter methods } class Government { @SerializableName(“president”) private String nameOfPresident; } { "name":"Ukraine", "population":46000000, "cities":[ "Kyiv", "Lviv", "Cherkasy" ], "government":{ "president":"Poroshenko P." } }