challenge = $parameters['challenge']; $this->keyHandle = $parameters['keyHandle']; $this->appId = $parameters['appId']; } /** * @return string */ public function version() { return $this->version; } /** * @return string */ public function challenge() { return $this->challenge; } /** * @return string */ public function keyHandle() { return $this->keyHandle; } /** * @return string */ public function appId() { return $this->appId; } public function jsonSerialize() { return [ 'version' => $this->version, 'challenge' => $this->challenge, 'keyHandle' => $this->keyHandle, 'appId' => $this->appId, ]; } }