How can I make a request for tasks in Bitrix?

Question

API

You need to make one request assignee = 135 or creator = 135 or AUDITOR = 135 if you write and

then it works or not the request is empty, there is no such task where the person and assignee and creator and AUDITOR

Answer 1

It is impossible to execute such a request through REST, because REST lacks complex filtering logic.
For this action, you must use a batch request with three requests inside.