public function getInfoCollectorFields($contentId)
    {
        $fields = [];

        $content = $this->contentService->loadContent($contentId);

        $contentType = $this->contentTypeService
            ->loadContentType($content->contentInfo->contentTypeId);

        foreach ($contentType->getFieldDefinitions() as $fieldDefinition) {

            if ($fieldDefinition->isInfoCollector) {
                $fields[$fieldDefinition->id] = $fieldDefinition->getName();
            }
        }

        return $fields;
    }