exportInfo method
Implementation
@override
Map<String, dynamic> exportInfo() {
// TODO: implement exportInfo
var exInfo = super.exportInfo();
exInfo["role"] = role;
exInfo["phx_ref"] = ref;
exInfo["client_id"] = clientId;
exInfo["ready_at"] = readyAt;
exInfo["id"] = deviceId;
return exInfo;
}