GraphAware\Neo4j\OGM\Metadata\GraphEntityMetadata::getFieldNames PHP Method

    public function getFieldNames()
    {
        $fields = [];
        $fields[] = $this->entityIdMetadata->getPropertyName();
        foreach ($this->entityPropertiesMetadata as $entityPropertyMetadata) {
            $fields[] = $entityPropertyMetadata->getPropertyName();
        }
        return $fields;
    }