diff --git a/Dalamud/Game/Network/Internal/MarketBoardUploaders/MarketBoardItemRequest.cs b/Dalamud/Game/Network/Internal/MarketBoardUploaders/MarketBoardItemRequest.cs
index eb4ed7ece..aa112753f 100644
--- a/Dalamud/Game/Network/Internal/MarketBoardUploaders/MarketBoardItemRequest.cs
+++ b/Dalamud/Game/Network/Internal/MarketBoardUploaders/MarketBoardItemRequest.cs
@@ -14,13 +14,9 @@ internal class MarketBoardItemRequest
     {
     }
 
-    /// <summary>
-    /// Gets the catalog ID.
-    /// </summary>
-    public uint CatalogId { get; private set; }
-
     /// <summary>
     /// Gets the request status. Nonzero statuses are errors.
+    /// Known values: default=0; rate limited=0x70000003
     /// </summary>
     public uint Status { get; private set; }
 
@@ -32,44 +28,33 @@ internal class MarketBoardItemRequest
     /// <summary>
     /// Gets the amount to arrive.
     /// </summary>
-    public byte AmountToArrive { get; private set; }
+    public uint AmountToArrive { get; private set; }
 
     /// <summary>
     /// Gets the offered item listings.
     /// </summary>
-    public List<MarketBoardCurrentOfferings.MarketBoardItemListing> Listings { get; } = new();
+    public List<MarketBoardCurrentOfferings.MarketBoardItemListing> Listings { get; } = [];
 
     /// <summary>
     /// Gets the historical item listings.
     /// </summary>
-    public List<MarketBoardHistory.MarketBoardHistoryListing> History { get; } = new();
-
-    /// <summary>
-    /// Gets or sets the listing request ID.
-    /// </summary>
-    public int ListingsRequestId { get; set; } = -1;
-
-    /// <summary>
-    /// Gets a value indicating whether the upload is complete.
-    /// </summary>
-    public bool IsDone => this.Listings.Count == this.AmountToArrive && this.History.Count != 0;
+    public List<MarketBoardHistory.MarketBoardHistoryListing> History { get; } = [];
 
     /// <summary>
     /// Read a packet off the wire.
     /// </summary>
     /// <param name="dataPtr">Packet data.</param>
     /// <returns>An object representing the data read.</returns>
-    public static unsafe MarketBoardItemRequest Read(IntPtr dataPtr)
+    public static unsafe MarketBoardItemRequest Read(nint dataPtr)
     {
         using var stream = new UnmanagedMemoryStream((byte*)dataPtr.ToPointer(), 1544);
         using var reader = new BinaryReader(stream);
 
-        var output = new MarketBoardItemRequest();
-
-        output.CatalogId = reader.ReadUInt32();
-        output.Status = reader.ReadUInt32();
-        stream.Position += 0x3;
-        output.AmountToArrive = reader.ReadByte();
+        var output = new MarketBoardItemRequest
+        {
+            Status = reader.ReadUInt32(),
+            AmountToArrive = reader.ReadUInt32(),
+        };
 
         return output;
     }
diff --git a/Dalamud/Game/Network/Internal/MarketBoardUploaders/Universalis/UniversalisMarketBoardUploader.cs b/Dalamud/Game/Network/Internal/MarketBoardUploaders/Universalis/UniversalisMarketBoardUploader.cs
index 15f192bff..7892e8a04 100644
--- a/Dalamud/Game/Network/Internal/MarketBoardUploaders/Universalis/UniversalisMarketBoardUploader.cs
+++ b/Dalamud/Game/Network/Internal/MarketBoardUploaders/Universalis/UniversalisMarketBoardUploader.cs
@@ -1,4 +1,5 @@
 using System.Collections.Generic;
+using System.Linq;
 using System.Net.Http;
 using System.Text;
 using System.Threading.Tasks;
@@ -47,9 +48,9 @@ internal class UniversalisMarketBoardUploader : IMarketBoardUploader
         {
             WorldId = clientState.LocalPlayer?.CurrentWorld.Id ?? 0,
             UploaderId = uploader.ToString(),
-            ItemId = request.CatalogId,
-            Listings = new List<UniversalisItemListingsEntry>(),
-            Sales = new List<UniversalisHistoryEntry>(),
+            ItemId = request.Listings.FirstOrDefault()?.CatalogId ?? 0,
+            Listings = [],
+            Sales = [],
         };
 
         foreach (var marketBoardItemListing in request.Listings)
@@ -105,7 +106,7 @@ internal class UniversalisMarketBoardUploader : IMarketBoardUploader
 
         // ====================================================================================
 
-        Log.Verbose("Universalis data upload for item#{CatalogId} completed", request.CatalogId);
+        Log.Verbose("Universalis data upload for item#{CatalogId} completed", request.Listings.FirstOrDefault()?.CatalogId ?? 0);
     }
 
     /// <inheritdoc/>
diff --git a/Dalamud/Game/Network/Internal/NetworkHandlers.cs b/Dalamud/Game/Network/Internal/NetworkHandlers.cs
index 23bfe2db2..0e87880ec 100644
--- a/Dalamud/Game/Network/Internal/NetworkHandlers.cs
+++ b/Dalamud/Game/Network/Internal/NetworkHandlers.cs
@@ -315,7 +315,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         }
         catch (Exception ex)
         {
-            Log.Error(ex, "CfPopDetour threw an exception");   
+            Log.Error(ex, "CfPopDetour threw an exception");
         }
 
         return result;
@@ -350,7 +350,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
             }
 
             return offeringsObservable
-                   .Where(offerings => offerings.InternalItemListings.All(l => l.CatalogId == request.CatalogId))
+                   .Where(offerings => offerings.InternalItemListings.All(l => l.CatalogId != 0))
                    .Skip(totalPackets - 1)
                    .Do(LogEndObserved);
         }
@@ -387,7 +387,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         IObservable<MarketBoardHistory> UntilBatchEnd(MarketBoardItemRequest request)
         {
             return historyObservable
-                   .Where(history => history.CatalogId == request.CatalogId)
+                   .Where(history => history.CatalogId != 0)
                    .Take(1);
         }
 
@@ -411,10 +411,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
     {
         void LogStartObserved(MarketBoardItemRequest request)
         {
-            Log.Verbose(
-                "Observed start of request for item#{CatalogId} with {NumListings} expected listings",
-                request.CatalogId,
-                request.AmountToArrive);
+            Log.Verbose("Observed start of request for item with {NumListings} expected listings", request.AmountToArrive);
         }
 
         var startObservable = this.MbItemRequestObservable
@@ -442,23 +439,18 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         ICollection<MarketBoardHistory.MarketBoardHistoryListing> sales,
         ICollection<MarketBoardCurrentOfferings.MarketBoardItemListing> listings)
     {
+        var catalogId = listings.FirstOrDefault()?.CatalogId ?? 0;
         if (listings.Count != request.AmountToArrive)
         {
             Log.Error(
                 "Wrong number of Market Board listings received for request: {ListingsCount} != {RequestAmountToArrive} item#{RequestCatalogId}",
-                listings.Count, request.AmountToArrive, request.CatalogId);
-            return;
-        }
-
-        if (listings.Any(listing => listing.CatalogId != request.CatalogId))
-        {
-            Log.Error("Received listings with mismatched item IDs for item#{RequestCatalogId}", request.CatalogId);
+                listings.Count, request.AmountToArrive, catalogId);
             return;
         }
 
         Log.Verbose(
             "Market Board request resolved, starting upload: item#{CatalogId} listings#{ListingsObserved} sales#{SalesObserved}",
-            request.CatalogId,
+            catalogId,
             listings.Count,
             sales.Count);
 
@@ -545,7 +537,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         {
             Log.Error(ex, "MarketPurchasePacketHandler threw an exception");
         }
-        
+
         return this.mbPurchaseHook.OriginalDisposeSafe(a1, packetData);
     }
 
@@ -559,7 +551,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         {
             Log.Error(ex, "MarketHistoryPacketDetour threw an exception");
         }
-        
+
         return this.mbHistoryHook.OriginalDisposeSafe(a1, packetData, a3, a4);
     }
 
@@ -589,7 +581,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         {
             Log.Error(ex, "MarketItemRequestStartDetour threw an exception");
         }
-        
+
         return this.mbItemRequestStartHook.OriginalDisposeSafe(a1, packetRef);
     }
 
@@ -603,7 +595,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         {
             Log.Error(ex, "MarketBoardOfferingsDetour threw an exception");
         }
-        
+
         return this.mbOfferingsHook.OriginalDisposeSafe(a1, packetRef);
     }
 
@@ -617,7 +609,7 @@ internal unsafe class NetworkHandlers : IInternalDisposableService
         {
             Log.Error(ex, "MarketBoardSendPurchaseRequestDetour threw an exception");
         }
-        
+
         return this.mbSendPurchaseRequestHook.OriginalDisposeSafe(infoProxyItemSearch);
     }
 }