Release 2.3.3 adds a condition to override the surrogate key header limit
For your local environment, you can override the surrogate key header limit, which defaults to 25,000 bytes, by adding the following line to your site's settings.php file and adjusting the value as needed. Note that the maximum value is capped at 25,000 bytes.
$config['pantheon_advanced_page_cache.settings']['surrogate_key_header_limit'] = 10000;