UpdateMembers/template.yaml (3 lines):
	- line 28: # TODO - Subscriptions: If you need more e-mail subscriptions, add another parameter. Also, add another condition in the "Conditions" section and adapt the list of subscriptions in the StateMachineFailureSNSTopic resource accordingly.
	- line 43: # TODO - Subscriptions: Add another "!Not [!Equals [...]]" Condition into the list for each additional email parameter added.
	- line 254: # TODO - Subscriptions: Add another "!If" statement into the list for each additional email parameter added.