[Dúvida] Consulta à API do GitHub

Quando o programa encontra um usuário do GitHub, ele devolve os valores "nome" e "id" como "null"

Saída:

Digite o usuário do GitHub para consulta: f3l1pe-augusto

JSON: {"login":"f3l1pe-augusto","id":137817308,"node_id":"U_kgDOCDbs3A","avatar_url":"https://avatars.githubusercontent.com/u/137817308?v=4","gravatar_id":"","url":"https://api.github.com/users/f3l1pe-augusto","html_url":"https://github.com/f3l1pe-augusto","followers_url":"https://api.github.com/users/f3l1pe-augusto/followers","following_url":"https://api.github.com/users/f3l1pe-augusto/following{/other_user}","gists_url":"https://api.github.com/users/f3l1pe-augusto/gists{/gist_id}","starred_url":"https://api.github.com/users/f3l1pe-augusto/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/f3l1pe-augusto/subscriptions","organizations_url":"https://api.github.com/users/f3l1pe-augusto/orgs","repos_url":"https://api.github.com/users/f3l1pe-augusto/repos","events_url":"https://api.github.com/users/f3l1pe-augusto/events{/privacy}","received_events_url":"https://api.github.com/users/f3l1pe-augusto/received_events","type":"User","site_admin":false,"name":"Felipe","company":null,"blog":"","location":null,"email":null,"hireable":null,"bio":"Estudante de Sistemas de Informação","twitter_username":null,"public_repos":7,"public_gists":0,"followers":1,"following":2,"created_at":"2023-06-26T16:56:12Z","updated_at":"2023-10-12T18:21:02Z"}

USUÁRIO: Nome: null ID: null

Programa finalizado!

Main:

package br.com.fakecompany.main;

import br.com.fakecompany.exception.UserGitHubNotFoundException;
import br.com.fakecompany.models.Usuario;
import br.com.fakecompany.models.UsuarioGitHub;
import com.google.gson.FieldNamingPolicy;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;

import java.io.IOException;
import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) throws IOException, InterruptedException {
        Scanner scanner = new Scanner(System.in);

        System.out.println("Digite o usuário do GitHub para consulta: ");
        String username = scanner.nextLine();

        String address = "https://api.github.com/users/" + username;

        try {
            HttpClient client = HttpClient.newHttpClient();
            HttpRequest request = HttpRequest.newBuilder()
                    .uri(URI.create(address))
                    .header("Accept", "application/vnd.github+json")
                    .build();
            HttpResponse<String> response = client
                    .send(request, HttpResponse.BodyHandlers.ofString());

            if (response.statusCode() == 404) {
                throw new UserGitHubNotFoundException("Usuário do GitHub não encontrado!");
            }

            String json = response.body();

            System.out.println("JSON: " + json);

            Gson gson = new GsonBuilder().
                    setFieldNamingPolicy(FieldNamingPolicy.UPPER_CAMEL_CASE).create();

            UsuarioGitHub usuarioGitHub = gson.fromJson(json, UsuarioGitHub.class);
            System.out.println("\nUSUÁRIO GITHUB: " + usuarioGitHub);

            Usuario usuario = new Usuario(usuarioGitHub);
            System.out.println("\nUSUÁRIO: " + usuario);

        } catch (IOException | InterruptedException e) {
            System.out.println("\nOps... Houve um erro durante a consulta à API do GitHub.");
            e.printStackTrace();
        } catch (UserGitHubNotFoundException e) {
            System.out.println(e.getMessage());
        } finally {
            System.out.println("\nPrograma finalizado!");
        }
    }
}

Usuário:

package br.com.fakecompany.models;

public class Usuario {
    private String name;
    private String id;

    public Usuario (UsuarioGitHub usuarioGitHub) {
        this.name = usuarioGitHub.login();
        this.id = usuarioGitHub.id();
    }

    @Override
    public String toString() {
        return "Nome: " + name + "\nID: " + id;
    }
}

UsuárioGithub:

package br.com.fakecompany.models;

public class Usuario {
    private String name;
    private String id;

    public Usuario (UsuarioGitHub usuarioGitHub) {
        this.name = usuarioGitHub.login();
        this.id = usuarioGitHub.id();
    }

    @Override
    public String toString() {
        return "Nome: " + name + "\nID: " + id;
    }
}

UserGitHubNotFoundException:

package br.com.fakecompany.exception;

public class UserGitHubNotFoundException extends RuntimeException {
    private String message;

    public UserGitHubNotFoundException(String message) {
        this.message = message;
    }

    @Override
    public String getMessage() {
        return this.message;
    }
}