I want to change the config value in the

[rancid estuary]

I believe you need to fetch the configs first to get the id so you can use it in the update call

[heavy cloak]

Well, I wrote this code to fetch. Now how should I understand the id?

RemoteConfigService.Instance.FetchCompleted += response =>
                {
                    _configId = RemoteConfigService.Instance.appConfig.assignmentId;
                    ChangeTokenValue(joinCode);
                };
```csharp

That is correct?