Segment::upload

public function upload(array $list)
{
	$contactSetId = $this->getFirstContactSetId();
	if (!$contactSetId)
	{
		$this->appendContactSetConnector()->save();
	}

	$contactSetId = $this->getFirstContactSetId();
	if (!$contactSetId)
	{
		$this->errors->setError(new Error('Contact set not found.'));
		return $this;
	}

	ContactTable::upload($list, false, $contactSetId);

	return $this;
}