Are there hooks in 1C-Bitrix and how to catch the transaction creation event with or without their help?

Question

1C-Bitrix

For the first time I come across this CMS, more specifically, with its implementation for online stores. I wonder if it has some system of hooks, as it is implemented in the same WP, for example, and regardless of this, how to catch the order creation event with or without them, pulling data out of it and sending it to a certain address with a POST request , For example?

Answer 1

There is