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