Need to fix index load issues

SVSim.EmulatedEntrypoint/Models/Dtos/Responses/GameStartResponse.cs

@@ -48,13 +48,20 @@ public class GameStartResponse
     [Key("transition_account_data")]
     public List<TransitionAccountData> TransitionAccountData { get; set; } = new();
 
-    // INTENTIONALLY OMITTED: `rewrite_viewer_id` and `account_delete_reservation_status`.
-    // Both are presence-checked by the client via `Keys.Contains(...)` + `.ToInt()` with no
-    // null guard. MessagePack-CSharp writes [Key] properties unconditionally (null → Nil),
-    // and the System.Text.Json `WhenWritingNull` ignore only affects the plain-JSON path.
-    // So including these as nullable properties is a guaranteed NRE on the encrypted client
-    // path. We don't need them — the client tolerates their absence — so don't declare them.
-    // Re-add only if we have a real value to send.
+    /// <summary>
+    /// When present, client overwrites <c>Certification.ViewerId</c> with this value. Optional
+    /// — leave null to omit. The serialization pipeline (JSON + msgpack via the translation
+    /// middleware) drops null properties end-to-end, so the client sees the key as absent.
+    /// </summary>
+    [Key("rewrite_viewer_id")]
+    public long? RewriteViewerId { get; set; }
+
+    /// <summary>
+    /// Presence indicates the user has applied for account deletion (value ignored by client at
+    /// this stage). Optional — leave null to omit.
+    /// </summary>
+    [Key("account_delete_reservation_status")]
+    public int? AccountDeleteReservationStatus { get; set; }
 
     // --- Agreement / consent state (all required) ---