}

	credsJSON, err := conf.GetCredentialJSON()
	if err != nil {
		return nil, err
	}

	client, err := storage.NewClient(context.Background(),
		option.WithCredentialsJSON(credsJSON),
		option.WithScopes(storage.ScopeReadWrite),
		option.WithUserAgent(fmt.Sprintf("gcs-tier-%s", tier)+SlashSeparator+ReleaseTag),
	)
	if err != nil {
		return nil, err
	}