SignDocument::getRecipientContentBlock

protected function getRecipientContentBlock(): ?Layout\Body\ContentBlock
{
	$messageData = $this->getMessageData();
	if (!$messageData)
	{
		return null;
	}

	return (new Layout\Body\ContentBlock\ContentBlockWithTitle())
		->setInline(true)
		->setTitle(Loc::getMessage('CRM_SERVICE_TIMELINE_LAYOUT_SIGNDOCUMENT_BLOCK_RECIPIENT_TITLE'))
		->setContentBlock($this->getSignerContentBlock(
			$messageData->getRecipient(),
			$messageData->getChannel()->getIdentifier()
		))
	;
}