protected function getCredentialLists() {
        if (!$this->_credentialLists) {
            $this->_credentialLists = new CredentialListList($this->version, $this->solution['accountSid']);
        }

        return $this->_credentialLists;
    }
protected function getCredentialLists() {
        if (!$this->_credentialLists) {
            $this->_credentialLists = new CredentialListList($this->version, $this->solution['accountSid']);
        }

        return $this->_credentialLists;
    }
protected function getCredentialLists ( ) { if ( ! $ this -> _credentialLists ) { $ this -> _credentialLists = new CredentialListList ( $ this -> version , $ this -> solution [ 'accountSid' ] ) ; } return $ this -> _credentialLists ; }
Access the credentialLists
Access the credentialLists