apiKey = $apiKey; $this->system = $system; $this->customerMarking = $customerMarking; $this->email = $email; $this->questionSet = $questionSet; } /** * @return string */ public function getApiKey(): string { return $this->apiKey; } /** * @return string */ public function getSystem(): ?string { return $this->system; } /** * @return string */ public function getCustomerMarking(): ?string { return $this->customerMarking; } /** * @return string */ public function getEmail(): ?string { return $this->email; } /** * @return string */ public function getQuestionSet(): ?string { return $this->questionSet; } }