diff --git a/Pal.Client/packages.lock.json b/Pal.Client/packages.lock.json
index e940a12..a68a4b3 100644
--- a/Pal.Client/packages.lock.json
+++ b/Pal.Client/packages.lock.json
@@ -73,6 +73,11 @@
         "resolved": "2.14.1",
         "contentHash": "lQKvtaTDOXnoVJ20ibTuSIOf2i0uO0MPbDhd1jm238I+U/2ZnRENj0cktKZhtchBMtCUSRQ5v4xBCUbKNmyVMw=="
       },
+      "MessagePack.Annotations": {
+        "type": "Transitive",
+        "resolved": "2.5.140",
+        "contentHash": "JE3vwluOrsJ4t3hnfXzIxJUh6lhx6M/KR8Sark/HOUw1DJ5UKu5JsAnnuaQngg6poFkRx1lzHSLTkxHNJO7+uQ=="
+      },
       "Microsoft.Data.Sqlite.Core": {
         "type": "Transitive",
         "resolved": "7.0.13",
@@ -273,7 +278,10 @@
         "type": "Project"
       },
       "pal.common": {
-        "type": "Project"
+        "type": "Project",
+        "dependencies": {
+          "MessagePack.Annotations": "[2.5.140, )"
+        }
       }
     },
     "net7.0-windows7.0/win-x64": {
diff --git a/Pal.Common/Net/Models/CreateAccountError.cs b/Pal.Common/Net/Models/Account/CreateAccountError.cs
similarity index 80%
rename from Pal.Common/Net/Models/CreateAccountError.cs
rename to Pal.Common/Net/Models/Account/CreateAccountError.cs
index 5b8dea5..1f77c0d 100644
--- a/Pal.Common/Net/Models/CreateAccountError.cs
+++ b/Pal.Common/Net/Models/Account/CreateAccountError.cs
@@ -1,4 +1,4 @@
-namespace Pal.Common.Net.Models;
+namespace Pal.Common.Net.Models.Account;
 
 public sealed class CreateAccountError
 {
diff --git a/Pal.Common/Net/Models/CreateAccountReply.cs b/Pal.Common/Net/Models/Account/CreateAccountReply.cs
similarity index 68%
rename from Pal.Common/Net/Models/CreateAccountReply.cs
rename to Pal.Common/Net/Models/Account/CreateAccountReply.cs
index 950bd90..3779fa2 100644
--- a/Pal.Common/Net/Models/CreateAccountReply.cs
+++ b/Pal.Common/Net/Models/Account/CreateAccountReply.cs
@@ -1,4 +1,4 @@
-namespace Pal.Common.Net.Models;
+namespace Pal.Common.Net.Models.Account;
 
 public sealed class CreateAccountReply
 {
diff --git a/Pal.Common/Net/Models/CreateAccountRequest.cs b/Pal.Common/Net/Models/Account/CreateAccountRequest.cs
similarity index 78%
rename from Pal.Common/Net/Models/CreateAccountRequest.cs
rename to Pal.Common/Net/Models/Account/CreateAccountRequest.cs
index 8855611..7299fdd 100644
--- a/Pal.Common/Net/Models/CreateAccountRequest.cs
+++ b/Pal.Common/Net/Models/Account/CreateAccountRequest.cs
@@ -1,6 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 
-namespace Pal.Common.Net.Models;
+namespace Pal.Common.Net.Models.Account;
 
 public sealed class CreateAccountRequest
 {
diff --git a/Pal.Common/Net/Models/LoginError.cs b/Pal.Common/Net/Models/Account/LoginError.cs
similarity index 79%
rename from Pal.Common/Net/Models/LoginError.cs
rename to Pal.Common/Net/Models/Account/LoginError.cs
index 537e8aa..6db14f6 100644
--- a/Pal.Common/Net/Models/LoginError.cs
+++ b/Pal.Common/Net/Models/Account/LoginError.cs
@@ -1,4 +1,4 @@
-namespace Pal.Common.Net.Models;
+namespace Pal.Common.Net.Models.Account;
 
 public sealed class LoginError
 {
diff --git a/Pal.Common/Net/Models/LoginReply.cs b/Pal.Common/Net/Models/Account/LoginReply.cs
similarity index 66%
rename from Pal.Common/Net/Models/LoginReply.cs
rename to Pal.Common/Net/Models/Account/LoginReply.cs
index 2d258cd..a3a11ed 100644
--- a/Pal.Common/Net/Models/LoginReply.cs
+++ b/Pal.Common/Net/Models/Account/LoginReply.cs
@@ -1,4 +1,4 @@
-namespace Pal.Common.Net.Models;
+namespace Pal.Common.Net.Models.Account;
 
 public sealed class LoginReply
 {
diff --git a/Pal.Common/Net/Models/LoginRequest.cs b/Pal.Common/Net/Models/Account/LoginRequest.cs
similarity index 83%
rename from Pal.Common/Net/Models/LoginRequest.cs
rename to Pal.Common/Net/Models/Account/LoginRequest.cs
index 7aabcb0..db11635 100644
--- a/Pal.Common/Net/Models/LoginRequest.cs
+++ b/Pal.Common/Net/Models/Account/LoginRequest.cs
@@ -1,6 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 
-namespace Pal.Common.Net.Models;
+namespace Pal.Common.Net.Models.Account;
 
 public sealed class LoginRequest
 {
diff --git a/Pal.Common/Net/Models/Version.cs b/Pal.Common/Net/Models/Account/Version.cs
similarity index 70%
rename from Pal.Common/Net/Models/Version.cs
rename to Pal.Common/Net/Models/Account/Version.cs
index 6475bfa..f98ef3f 100644
--- a/Pal.Common/Net/Models/Version.cs
+++ b/Pal.Common/Net/Models/Account/Version.cs
@@ -1,4 +1,4 @@
-namespace Pal.Common.Net.Models;
+namespace Pal.Common.Net.Models.Account;
 
 public sealed class Version
 {
diff --git a/Pal.Common/Net/Models/Export/ExportFloor.cs b/Pal.Common/Net/Models/Export/ExportFloor.cs
new file mode 100644
index 0000000..328b332
--- /dev/null
+++ b/Pal.Common/Net/Models/Export/ExportFloor.cs
@@ -0,0 +1,13 @@
+using MessagePack;
+
+namespace Pal.Common.Net.Models.Export;
+
+[MessagePackObject]
+public sealed class ExportFloor
+{
+    [Key(0)]
+    public required ETerritoryType TerritoryType { get; init; }
+
+    [Key(1)]
+    public required List<ExportObject> Objects { get; init; }
+}
diff --git a/Pal.Common/Net/Models/Export/ExportObject.cs b/Pal.Common/Net/Models/Export/ExportObject.cs
new file mode 100644
index 0000000..792ca95
--- /dev/null
+++ b/Pal.Common/Net/Models/Export/ExportObject.cs
@@ -0,0 +1,20 @@
+using MessagePack;
+using Pal.Common.Net.Models.Palace;
+
+namespace Pal.Common.Net.Models.Export;
+
+[MessagePackObject]
+public sealed class ExportObject
+{
+    [Key(0)]
+    public required EObjectType Type { get; init; }
+
+    [Key(1)]
+    public required float X { get; set; }
+
+    [Key(2)]
+    public required float Y { get; set; }
+
+    [Key(3)]
+    public required float Z { get; set; }
+}
diff --git a/Pal.Common/Net/Models/Export/ExportRequest.cs b/Pal.Common/Net/Models/Export/ExportRequest.cs
new file mode 100644
index 0000000..8acf14d
--- /dev/null
+++ b/Pal.Common/Net/Models/Export/ExportRequest.cs
@@ -0,0 +1,6 @@
+namespace Pal.Common.Net.Models.Export;
+
+public sealed class ExportRequest
+{
+    public required string ServerUrl { get; init; }
+}
diff --git a/Pal.Common/Net/Models/Export/ExportRoot.cs b/Pal.Common/Net/Models/Export/ExportRoot.cs
new file mode 100644
index 0000000..7f8d08c
--- /dev/null
+++ b/Pal.Common/Net/Models/Export/ExportRoot.cs
@@ -0,0 +1,22 @@
+using MessagePack;
+
+namespace Pal.Common.Net.Models.Export;
+
+[MessagePackObject]
+public sealed class ExportRoot
+{
+    [Key(0)]
+    public required Guid ExportId { get; init; }
+
+    [Key(1)]
+    public required int ExportVersion { get; init; }
+
+    [Key(2)]
+    public required string ServerUrl { get; init; }
+
+    [Key(3)]
+    public required DateTime CreatedAt { get; init; }
+
+    [Key(4)]
+    public required List<ExportFloor> Floors { get; init; }
+}
diff --git a/Pal.Common/Net/Models/Palace/DownloadFloorsError.cs b/Pal.Common/Net/Models/Palace/DownloadFloorsError.cs
new file mode 100644
index 0000000..65a8b17
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/DownloadFloorsError.cs
@@ -0,0 +1,6 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class DownloadFloorsError
+{
+
+}
diff --git a/Pal.Common/Net/Models/Palace/DownloadFloorsReply.cs b/Pal.Common/Net/Models/Palace/DownloadFloorsReply.cs
new file mode 100644
index 0000000..e2f9860
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/DownloadFloorsReply.cs
@@ -0,0 +1,7 @@
+
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class DownloadFloorsReply
+{
+    public required List<PalaceObject> Objects { get; init; }
+}
diff --git a/Pal.Common/Net/Models/Palace/EObjectType.cs b/Pal.Common/Net/Models/Palace/EObjectType.cs
new file mode 100644
index 0000000..b2710f1
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/EObjectType.cs
@@ -0,0 +1,10 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public enum EObjectType : int
+{
+    Unknown = 0,
+    Trap = 1,
+    Hoard = 2,
+
+    Debug_NotSynchronized = 3,
+}
diff --git a/Pal.Common/Net/Models/Palace/MarkObjectsSeenError.cs b/Pal.Common/Net/Models/Palace/MarkObjectsSeenError.cs
new file mode 100644
index 0000000..7631b1f
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/MarkObjectsSeenError.cs
@@ -0,0 +1,6 @@
+
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class MarkObjectsSeenError
+{
+}
diff --git a/Pal.Common/Net/Models/Palace/MarkObjectsSeenReply.cs b/Pal.Common/Net/Models/Palace/MarkObjectsSeenReply.cs
new file mode 100644
index 0000000..68f8155
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/MarkObjectsSeenReply.cs
@@ -0,0 +1,5 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class MarkObjectsSeenReply
+{
+}
diff --git a/Pal.Common/Net/Models/Palace/MarkObjectsSeenRequest.cs b/Pal.Common/Net/Models/Palace/MarkObjectsSeenRequest.cs
new file mode 100644
index 0000000..38fa605
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/MarkObjectsSeenRequest.cs
@@ -0,0 +1,7 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class MarkObjectsSeenRequest
+{
+    public required ETerritoryType TerritoryType { get; init; }
+    public required List<Guid> NetworkIds { get; init; }
+}
diff --git a/Pal.Common/Net/Models/Palace/PalaceObject.cs b/Pal.Common/Net/Models/Palace/PalaceObject.cs
new file mode 100644
index 0000000..79a960d
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/PalaceObject.cs
@@ -0,0 +1,12 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class PalaceObject
+{
+    public required EObjectType Type { get; init; }
+
+    public required float X { get; init; }
+    public required float Y { get; init; }
+    public required float Z { get; init; }
+
+    public Guid NetworkId { get; init; }
+}
diff --git a/Pal.Common/Net/Models/Palace/StatisticsError.cs b/Pal.Common/Net/Models/Palace/StatisticsError.cs
new file mode 100644
index 0000000..029745a
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/StatisticsError.cs
@@ -0,0 +1,5 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class StatisticsError
+{
+}
diff --git a/Pal.Common/Net/Models/Palace/StatisticsReply.cs b/Pal.Common/Net/Models/Palace/StatisticsReply.cs
new file mode 100644
index 0000000..159f23e
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/StatisticsReply.cs
@@ -0,0 +1,13 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class StatisticsReply
+{
+    public required List<FloorStatistics> Floors { get; init; }
+
+    public sealed class FloorStatistics
+    {
+        public required ETerritoryType TerritoryType { get; init; }
+        public required uint TrapCount { get; init; }
+        public required uint HoardCount { get; init; }
+    }
+}
diff --git a/Pal.Common/Net/Models/Palace/UploadFloorsError.cs b/Pal.Common/Net/Models/Palace/UploadFloorsError.cs
new file mode 100644
index 0000000..2e210f9
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/UploadFloorsError.cs
@@ -0,0 +1,5 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class UploadFloorsError
+{
+}
diff --git a/Pal.Common/Net/Models/Palace/UploadFloorsReply.cs b/Pal.Common/Net/Models/Palace/UploadFloorsReply.cs
new file mode 100644
index 0000000..a06c2d5
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/UploadFloorsReply.cs
@@ -0,0 +1,6 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class UploadFloorsReply
+{
+    public required List<PalaceObject> Objects { get; init; }
+}
diff --git a/Pal.Common/Net/Models/Palace/UploadFloorsRequest.cs b/Pal.Common/Net/Models/Palace/UploadFloorsRequest.cs
new file mode 100644
index 0000000..993189a
--- /dev/null
+++ b/Pal.Common/Net/Models/Palace/UploadFloorsRequest.cs
@@ -0,0 +1,7 @@
+namespace Pal.Common.Net.Models.Palace;
+
+public sealed class UploadFloorsRequest
+{
+    public required ETerritoryType TerritoryType { get; init; }
+    public required List<PalaceObject> Objects { get; init; }
+}
diff --git a/Pal.Common/Pal.Common.csproj b/Pal.Common/Pal.Common.csproj
index 51b73c8..5e07ee5 100644
--- a/Pal.Common/Pal.Common.csproj
+++ b/Pal.Common/Pal.Common.csproj
@@ -9,4 +9,8 @@
         <PathMap Condition="$(SolutionDir) != ''">$(SolutionDir)=X:\</PathMap>
         <RestorePackagesWithLockFile>true</RestorePackagesWithLockFile>
     </PropertyGroup>
+
+    <ItemGroup>
+      <PackageReference Include="MessagePack.Annotations" Version="2.5.140" />
+    </ItemGroup>
 </Project>
diff --git a/Pal.Common/Protos/export.proto b/Pal.Common/Protos/export.proto
deleted file mode 100644
index 11ec6fd..0000000
--- a/Pal.Common/Protos/export.proto
+++ /dev/null
@@ -1,58 +0,0 @@
-syntax = "proto3";
-
-package export;
-
-import "google/protobuf/timestamp.proto";
-
-service ExportService {
-	rpc Export(ExportRequest) returns (ExportReply);
-}
-
-message ExportRequest {
-	string serverUrl = 1;
-}
-
-
-message ExportReply {
-	bool success = 1;
-	ExportRoot data = 2;
-	ExportError error = 3;
-}
-
-enum ExportError {
-	EXPORT_ERROR_NONE = 0;
-	EXPORT_ERROR_UNKNOWN = 1;
-}
-
-message ExportRoot {
-	string exportId = 1;
-
-	// Only increases if the export format changes, in case of backwards-incompatible changes.
-	int32 exportVersion = 2;
-
-	string serverUrl = 3;
-
-	// Server MAY decide not to send any markers older than this.
-	google.protobuf.Timestamp createdAt = 4;
-
-	repeated ExportFloor floors = 5;
-}
-
-message ExportFloor {
-	uint32 territoryType = 1;
-	repeated ExportObject objects = 2;
-}
-
-message ExportObject {
-	ExportObjectType type = 1;
-	float x = 2;
-	float y = 3;
-	float z = 4;
-	//string networkId = 5;
-}
-
-enum ExportObjectType {
-	EXPORT_OBJECT_TYPE_UNKNOWN = 0;
-	EXPORT_OBJECT_TYPE_TRAP = 1;
-	EXPORT_OBJECT_TYPE_HOARD = 2;
-}
diff --git a/Pal.Common/Protos/palace.proto b/Pal.Common/Protos/palace.proto
deleted file mode 100644
index e77c207..0000000
--- a/Pal.Common/Protos/palace.proto
+++ /dev/null
@@ -1,72 +0,0 @@
-syntax = "proto3";
-
-package palace;
-
-service PalaceService {
-	rpc DownloadFloors(DownloadFloorsRequest) returns (DownloadFloorsReply);
-	rpc UploadFloors(UploadFloorsRequest) returns (UploadFloorsReply);
-	rpc MarkObjectsSeen(MarkObjectsSeenRequest) returns (MarkObjectsSeenReply);
-	rpc FetchStatistics(StatisticsRequest) returns (StatisticsReply);
-}
-
-message DownloadFloorsRequest {
-	uint32 territoryType = 1;
-}
-	
-message DownloadFloorsReply {
-	bool success = 1;
-	repeated PalaceObject objects = 2;
-}
-
-message UploadFloorsRequest {
-	uint32 territoryType = 1;
-	repeated PalaceObject objects = 2;
-}
-
-message UploadFloorsReply {
-	bool success = 1;
-	repeated PalaceObject objects = 2;
-}
-
-message StatisticsRequest {
-}
-
-message StatisticsReply {
-	bool success = 1;
-	repeated FloorStatistics floorStatistics = 2;
-}
-
-message FloorStatistics {
-	uint32 territoryType = 1;
-	uint32 trapCount = 2;
-	uint32 hoardCount = 3;
-}
-
-message PalaceObject {
-	ObjectType type = 1;
-	float x = 2;
-	float y = 3;
-	float z = 4;
-
-	// Ignored for uploaded markers.
-	string networkId = 5;
-}
-
-message MarkObjectsSeenRequest {
-	uint32 territoryType = 1;
-	repeated string networkIds = 2;
-}
-
-message MarkObjectsSeenReply {
-	bool success = 1;
-}
-
-enum ObjectType {
-	OBJECT_TYPE_UNKNOWN = 0;
-	OBJECT_TYPE_TRAP = 1;
-	OBJECT_TYPE_HOARD = 2;
-
-	// Objects only really used for debugging, may not return any objects at any point in time.
-	// Semi-Permanent: Not saved locally, but saved on the server.
-	reserved 3;
-}
diff --git a/Pal.Common/packages.lock.json b/Pal.Common/packages.lock.json
index 2712a54..e585b80 100644
--- a/Pal.Common/packages.lock.json
+++ b/Pal.Common/packages.lock.json
@@ -1,6 +1,13 @@
 {
   "version": 1,
   "dependencies": {
-    "net7.0": {}
+    "net7.0": {
+      "MessagePack.Annotations": {
+        "type": "Direct",
+        "requested": "[2.5.140, )",
+        "resolved": "2.5.140",
+        "contentHash": "JE3vwluOrsJ4t3hnfXzIxJUh6lhx6M/KR8Sark/HOUw1DJ5UKu5JsAnnuaQngg6poFkRx1lzHSLTkxHNJO7+uQ=="
+      }
+    }
   }
 }
\ No newline at end of file
diff --git a/Server b/Server
index ad12f4f..7b05132 160000
--- a/Server
+++ b/Server
@@ -1 +1 @@
-Subproject commit ad12f4fa2b89fbdd8bab4c10e379a6557c644873
+Subproject commit 7b0513278b97a7a45113ef33c74e84e92fedf900