wp_normalize_remote_block_pattern example

$request         = new WP_REST_Request( 'GET', '/wp/v2/pattern-directory/patterns' );
        $core_keyword_id = 11; // 11 is the ID for "core".         $request->set_param( 'keyword', $core_keyword_id );
        $response = rest_do_request( $request );
        if ( $response->is_error() ) {
            return;
        }
        $patterns = $response->get_data();

        foreach ( $patterns as $pattern ) {
            $pattern['source']  = 'pattern-directory/core';
            $normalized_pattern = wp_normalize_remote_block_pattern( $pattern );
            $pattern_name       = 'core/' . sanitize_title( $normalized_pattern['title'] );
            register_block_pattern( $pattern_name, $normalized_pattern );
        }
    }
}

/** * Register `Featured` (category) patterns from wordpress.org/patterns. * * @since 5.9.0 * @since 6.2.0 Normalized the pattern from the API (snake_case) to the * format expected by `register_block_pattern()` (camelCase). * @since 6.3.0 Add 'pattern-directory/featured' to the pattern's 'source'. */