createdAt; } /** * @param \DateTimeInterface $createdAt [description] * * @return self [description] */ public function setCreatedAt(\DateTimeInterface $createdAt): self { $this->createdAt = $createdAt; return $this; } /** * @return \DateTimeInterface [description] */ public function getUpdatedAt(): ?\DateTimeInterface { return $this->updatedAt; } /** * @param \DateTimeInterface $updatedAt [description] * * @return self [description] */ public function setUpdatedAt(\DateTimeInterface $updatedAt): self { $this->updatedAt = $updatedAt; return $this; } }