Our detectives are back with the following intel on this WordPress site
The site is using the Nya chas.se theme by Roots .
We could identify 1 plugins (there might be more) -
WP Facebook Pixel
This information was last updated 13 February, 2018
Sage is a WordPress starter theme. Contribute on GitHub
Facebook Pixel added to every Page including Standard and WooCommerce Events with custom data. Easy setup, no coding! WooCommerce 3.0 ready!