user := strings.TrimSuffix(policyMapFile, ".json")
		err = sys.store.PolicyMappingNotificationHandler(ctx, user, false, regUser)
	case policyDBSTSUsersPrefix:
		policyMapFile := strings.TrimPrefix(event.keyPath, iamConfigPolicyDBSTSUsersPrefix)
		user := strings.TrimSuffix(policyMapFile, ".json")
		err = sys.store.PolicyMappingNotificationHandler(ctx, user, false, stsUser)
	case policyDBGroupsPrefix:

		}(),
		MemberOf:  cache.iamUserGroupMemberships[name].ToSlice(),
		UpdatedAt: pl.UpdatedAt,
	}, nil
}

// PolicyMappingNotificationHandler - handles updating a policy mapping from storage.
func (store *IAMStoreSys) PolicyMappingNotificationHandler(ctx context.Context, userOrGroup string, isGroup bool, userType IAMUserType) error {
	if userOrGroup == "" {
		return errInvalidArgument
	}