Changes to enumCountdownTypes

api operation id enumCountdownTypes was added

the response property count became required for the status 200

the response property values became required for the status 200

the response property values/items/description became required for the status 200

the response property values/items/id became required for the status 200

the response property values/items/scope became required for the status 200

the response property values/items/value became required for the status 200