Api request on dart

httpget.dart

import 'dart:async';
import 'dart:convert';
import 'package:flutter/services.dart';

class SWApi {

  Future<Map<String, String>> getCharacter(String id) async {
    var httpClient = createHttpClient();
    var response = await httpClient.get('https://swapi.co/api/people/${id}/');
    Map<String, Object> character = JSON.decode(response.body);
    print(character);
    return character;
  }
}