public static bool IsFuture(this BattlePass battlePass) => default;
 public static int?GetMinUserLevel(this BattlePass battlePass, UserAbTestData abTestData) => default;
 public static bool CheckUserCanHaveIt(this BattlePass battlePass, UserAccount account, UserAbTestData abTestData) => default;
 public static UserBattlePass ToUserBattlePass(this BattlePass battlePass) => default;
 public static void SetCurrentBattlePass(this UserBattlePassData data, BattlePass current)
 {
 }
 // Extension methods
 public static BattlePassLevel LevelOrThrow(this BattlePass data, int levelId) => default;