writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errNoSuchUser), r.URL)
		return
	}
	targetAccount := dnResult.NormDN

	listType := r.Form.Get("listType")
	if listType != "sts-only" && listType != "svcacc-only" && listType != "" {
		// default to both
		listType = ""
	}

	var serviceAccounts []auth.Credentials
	var stsKeys []auth.Credentials

	if listType == "" || listType == "sts-only" {

	}

	bootstrapTraceMsg("loading STS account policy mapping")
	stsPolicyMappingLoadStartTime := UTCNow()
	var stsPolicyMappingsCount int
	for _, svcAcc := range svcUsersMap {
		svcParent := svcAcc.Credentials.ParentUser
		if _, ok := cache.iamUsersMap[svcParent]; !ok {
			stsPolicyMappingsCount++
			// If a service account's parent user is not in iamUsersMap, the

	svcAdmClient, err := madmin.NewWithOptions(s.endpoint, &madmin.Options{
		Creds:  credentials.NewStaticV4(cr.AccessKey, cr.SecretKey, ""),
		Secure: s.secure,
	})
	if err != nil {
		c.Fatalf("Err creating svcacct admin client: %v", err)
	}
	svcAdmClient.SetCustomTransport(s.TestSuiteCommon.client.Transport)

	// Attempt to update the policy on the service account.
	err = svcAdmClient.UpdateServiceAccount(ctx, cr.AccessKey,