protected function _updateUserProfileData( array $aPostData )
    {
        /** @var OxpsPaymorrowOxUser|oxUser $oUser */
        $oUser = $this->getUser();

        if ( empty( $oUser ) or !( $oUser instanceof oxUser ) or !$oUser->getId() ) {
            return false;
        }

        $oUser->mapToProfileDataAndUpdateUser( $aPostData );

        return $oUser;
    }