Add example commands for the Subscriptions api
Add example commands for the Subscriptions api

Currently the api documentation does not include example commands.
It would be very friendly for our users to have some example
commands to follow and use the api.

This patch adds examples to the Subscriptions section of the api documentation.

Change-Id: Ic075f3680da09fabea6ccbe622db98c2925c6b8f

ColdrickSotK/storyboard,ColdrickSotK/storyboard,ColdrickSotK/storyboard