How can I get Items in nested folders in a SharePoint List?

Question

I have a list with folders, multiple folders within each of the folders, and multiple items in each of the subfolders.

How do I iterate through the subfolders to get a similar output in PowerShell?

List
  Folder A
    Subfolder 1
      Item I
      Item II
      Item III
    Subfolder 2
      Item I
      Item II
      Item III
  Folder B
    Subfolder 1
      Item I
      Item II
      Item III

Answer 1

through powershell or

c-sharp code