id; } public function getRegistrant(): Registrant { return $this->registrant; } public function setRegistrant(Registrant $registrant): Signature { $this->registrant = $registrant; return $this; } public function getFile(): string { return $this->file; } public function setFile(string $file): Signature { $this->file = $file; return $this; } public function getRegisteredAt(): DateTime { return $this->registeredAt; } public function setRegisteredAt(DateTime $registeredAt): Signature { $this->registeredAt = $registeredAt; return $this; } }