getData method Null safety
Implementation
Future<Response> getData(
{String? path,
Map<String, dynamic> queryParameters = const {},
Map<String, dynamic>? headers}) async {
dio.options.headers = headers ?? _defaultHeaders;
final response = dio.get(
path ?? defaultPath,
queryParameters: Map<String, dynamic>.from(
_defaultQueryParameters ?? <String, dynamic>{})
..addAll(queryParameters),
);
return response;
}