getById method

Implementation

Future<ResponseItemDTO<CampaignDTO>> getById({String? id}) async {
  final response = await _http!.request(
    requestType: RequestType.get,
    path: '/dashboard/campaigns',
    param: id,
  );

  return ResponseItemDTO<CampaignDTO>(
    response: response,
    fromJson: CampaignDTO.fromJson,
  );
}