protected function getChallenges() {
        if (!$this->_challenges) {
            $this->_challenges = new ChallengeList(
                $this->version,
                $this->solution['serviceSid'],
                $this->solution['identity'],
                $this->solution['sid']
            );
        }

        return $this->_challenges;
    }
protected function getChallenges() {
        if (!$this->_challenges) {
            $this->_challenges = new ChallengeList(
                $this->version,
                $this->solution['serviceSid'],
                $this->solution['identity'],
                $this->solution['sid']
            );
        }

        return $this->_challenges;
    }
protected function getChallenges ( ) { if ( ! $ this -> _challenges ) { $ this -> _challenges = new ChallengeList ( $ this -> version , $ this -> solution [ 'serviceSid' ] , $ this -> solution [ 'identity' ] , $ this -> solution [ 'sid' ] ) ; } return $ this -> _challenges ; }
Access the challenges

@return \Twilio\Rest\Authy\V1\Service\Entity\Factor\ChallengeList
Access the challenges