REST API call to get list of all pending approvals

Summary:

We are looking for a REST API call that will fetch all transactions pending approval irrespective of user.

Content (please ensure you mask any confidential information):

We are looking for a REST API call that will fetch all transactions pending approval irrespective of user.

We tried using /bpm/api/4.0/tasks but it fetches tasks of only logged in user. We are looking to get tasks for all users.

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):