This article was written for Page Builder Sandwich 5 or earlier. Page Builder Sandwich 6 is a new block builder, so some steps and screens here may differ. Getting started with version 6
pbs_save_content
A filter to modify the post content to be saved. This is called when a save was initiated from the PBS editor.
Parameters
$content
String. The final post content to be saved.
$post_id
Int. The post id which we are saving.