Elementor\Schemes_Manager::get_schemes_defaults PHP Method

    public function get_schemes_defaults()
    {
        $data = [];
        foreach ($this->get_registered_schemes() as $scheme) {
            $data[$scheme::get_type()] = ['title' => $scheme->get_title(), 'items' => $scheme->get_default_scheme()];
        }
        return $data;
    }