Account type can be null, which is not allowed by ccs specification #3163
Description
Description of the problem
I got this event on BAPC 2025 contest. It contradicts specififcation, as type is not allowed to be null
{"token":"52184","id":"balloon","type":"accounts","data":{"last_login_time":null,"last_api_login_time":null,"first_login_time":null,"team":null,"team_id":null,"roles":["balloon"],"type":null,"userid":78,"id":"balloon","username":"balloon","name":"Balloon Account","email":null,"last_ip":null,"ip":null,"enabled":true},"time":"2025-10-25T08:43:17.992+02:00"}