email; } public function setEmail(string $email): void { $this->email = $email; } public function getProductId(): string { return $this->productId; } public function setProductId(string $productId): void { $this->productId = $productId; } public function getCreatedAt(): ?\DateTimeInterface { return $this->createdAt; } public function setCreatedAt(\DateTimeInterface $createdAt): void { $this->createdAt = $createdAt; } }