Can we create a custom tree in CX for customers?

Summary:

Looking to find out is there a way to create a custom tree and assign it to the two tasks mentioned below. 

1. Create Hierarchy

2. Customer Paying Relationships Assignment 

Content (please ensure you mask any confidential information):

Custom tree creation is not possible in AR checking if this is possible in CX.

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

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