Changes to Get the caller's user profile and subscription info

the response property handle became nullable for the status 200

the response property subscriptions/items/expires became nullable for the status 200

response property handle list-of-types was narrowed by removing types null from media type application/json of response 200

response property subscriptions/items/expires list-of-types was narrowed by removing types null from media type application/json of response 200

added the required property subscriptions/items/name to the response with the 200 status

added the required property subscriptions/items/platform to the response with the 200 status