At the latest upgrade the following strange message appeared.   What is it about?   Do need to take any action?
$ sudo dnf upgrade
[sudo] password for jonrysh:  
Updating Subscription Management repositories.
Unable to read consumer identity

This system is not registered with an entitlement server. You can use subscription-manager to register.

-- 
Sincerely Jonathan Ryshpan <jonrysh@pacbell.net>

	"He who receives an idea from me, receives instructions
	himself without lessening mine; as he who lights his
	taper at mine, receives light without darkening me."
	-- Thomas Jefferson on Copyright