Viewed::getContentBlocks

public function getContentBlocks(): ?array
{
	if ($this->hasContact())
	{
		$content = $this->getSendedContactContentBlock();
	}
	else
	{
		$content = new Layout\Body\ContentBlock\Text();
		$content
			->setValue($this->getMessage('CRM_TIMELINE_CALENDAR_SHARING_GUEST_IS_VIEWING_SLOTS'))
			->setColor(Text::COLOR_BASE_70);
	}
	return [
		'sent' => $content,
	];
}