What format does the data (source) need to be in for Hierarchial Tree and Search products?

(New user)

Will you please provide an example (excel if available) of the format that the data needs to be in for the Hierarchial Tree and Hierarchial Search products?  Can you provide an example data source?

Please see examples: 1) below (i.e. parent/child example); and 2) attached (i.e. category/subcategory… example).

1) Parent/Child example

UID          ParentUID

1

2               1

3               1

4               2

5               2

2) ‘Levels’ example; category/subcategory; Level1/Level2….