CCrmBizProcHelper::getDocumentResponsibleId

static function getDocumentResponsibleId(array $documentId)
{
	if (count($documentId) !== 3 || $documentId[0] !== 'crm')
	{
		return 0;
	}

	[$entityTypeId, $entityId] = static::resolveEntityId($documentId);

	return \CCrmOwnerType::loadResponsibleId(
		$entityTypeId,
		$entityId,
		false
	);
}