createdAt; } public function setCreatedAt(DateTimeImmutable $createdAt): void { $this->createdAt = $createdAt; } public function getUpdatedAt(): ?DateTimeImmutable { return $this->updatedAt; } public function setUpdatedAt(DateTimeImmutable $updatedAt): void { $this->updatedAt = $updatedAt; } public function getCreatedBy(): ?UserInterface { return $this->createdBy; } public function setCreatedBy(?UserInterface $user): void { $this->createdBy = $user; } public function getUpdatedBy(): ?UserInterface { return $this->updatedBy; } public function setUpdatedBy(?UserInterface $user): void { $this->updatedBy = $user; } }