EntityController::onConvertImplementation

protected function onConvertImplementation($ownerID, array $params): void
{
	$ownerID = (int)$ownerID;
	if ($ownerID <= 0)
	{
		throw new ArgumentException('Owner ID must be greater than zero.', 'ownerID');
	}

	$entities = isset($params['ENTITIES']) && is_array($params['ENTITIES']) ? $params['ENTITIES'] : [];
	if (empty($entities))
	{
		return;
	}

	$settings = ['ENTITIES' => []];
	foreach ($entities as $entityTypeName => $entityID)
	{
		$entityTypeID = \CCrmOwnerType::ResolveID($entityTypeName);
		if ($entityTypeID === \CCrmOwnerType::Undefined)
		{
			continue;
		}

		$settings['ENTITIES'][] = ['ENTITY_TYPE_ID' => $entityTypeID, 'ENTITY_ID' => $entityID];
	}

	$authorID = \CCrmSecurityHelper::GetCurrentUserID();
	if ($authorID <= 0)
	{
		$authorID = static::getDefaultAuthorId();
	}

	$historyEntryID = ConversionEntry::create(
		[
			'ENTITY_TYPE_ID' => $this->getEntityTypeID(),
			'ENTITY_ID' => $ownerID,
			'AUTHOR_ID' => $authorID,
			'SETTINGS' => $settings,
		]
	);

	$this->sendPullEventOnAdd(
		new \Bitrix\Crm\ItemIdentifier($this->getEntityTypeID(), $ownerID),
		$historyEntryID
	);
}