public function fillRinvexFields($natural)
    {
        $mergeable = [
            'calling_code' => 'dialling',
//            'borders'      => 'geo',
            'area'         => 'geo',
            'continent'    => 'geo',
            'landlocked'   => 'geo',
            'region'       => 'geo',
            'region_un'    => 'geo',
            'region_wb'    => 'geo',
            'subregion'    => 'geo',
            'latlng'       => 'geo',
        ];

        coollect($mergeable)->each(function ($to, $key) use (&$natural) {
            if (isset($natural[$key])) {
                $natural->overwrite([$to => [$key => $natural[$key]]]);

                unset($natural[$key]);
            }
        });

        return $natural;
    }