create method
Implementation
Future<Device> create(DeviceCreateOptions deviceCreateOptions) async {
final url = Uri.parse('${baseUrl}api/devices');
final response = await client.post(url, body: jsonEncode(deviceCreateOptions.toJson()));
if (response.statusCode != 200) {
throw MailosaurError(response);
}
return Device.fromJson(jsonDecode(response.body));
}