SecretName         string `json:"kubernetes.io/serviceaccount/secret.name"`
	Namespace          string `json:"kubernetes.io/serviceaccount/namespace"`
}

func NewLegacyValidator(lookup bool, getter ServiceAccountTokenGetter, secretsWriter typedv1core.SecretsGetter) (Validator, error) {
	if lookup && getter == nil {
		return nil, errors.New("ServiceAccountTokenGetter must be provided")
	}

		publicKeys, err := keyutil.PublicKeysFromFile(keyfile)
		if err != nil {
			return nil, err
		}
		allPublicKeys = append(allPublicKeys, publicKeys...)
	}
	validator, err := serviceaccount.NewLegacyValidator(lookup, serviceAccountGetter, secretsWriter)
	if err != nil {
		return nil, fmt.Errorf("while creating legacy validator, err: %w", err)
	}

			})),
		)
		var secretsWriter typedv1core.SecretsGetter
		if tc.Client != nil {
			secretsWriter = tc.Client.CoreV1()
		}
		validator, err := serviceaccount.NewLegacyValidator(tc.Client != nil, getter, secretsWriter)
		if err != nil {
			t.Fatalf("While creating legacy validator, err: %v", err)
		}