diff --git a/MagicOnion.sln b/MagicOnion.sln
index c12ddb5f5..017acdca2 100644
--- a/MagicOnion.sln
+++ b/MagicOnion.sln
@@ -35,7 +35,14 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "samples", "samples", "{5A3F
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ChatApp.Server", "samples\ChatApp\ChatApp.Server\ChatApp.Server.csproj", "{7B7CFF27-CB38-4661-9CFC-473B4E38F0DE}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MagicOnion.OpenTelemetry", "src\MagicOnion.OpenTelemetry\MagicOnion.OpenTelemetry.csproj", "{39136B3A-3CD6-42EC-ACFB-4067230D241E}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MagicOnion.OpenTelemetry", "src\MagicOnion.OpenTelemetry\MagicOnion.OpenTelemetry.csproj", "{39136B3A-3CD6-42EC-ACFB-4067230D241E}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "docs", "docs", "{15598FE3-201F-4255-9ADA-622B52D2A6ED}"
+	ProjectSection(SolutionItems) = preProject
+		.gitignore = .gitignore
+		.circleci\config.yml = .circleci\config.yml
+		README.md = README.md
+	EndProjectSection
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
diff --git a/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnionGenerated.cs b/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnionGenerated.cs
index 7fe39878a..c5b019cb2 100644
--- a/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnionGenerated.cs
+++ b/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnionGenerated.cs
@@ -84,19 +84,20 @@ internal static class MagicOnionResolverGetFormatterHelper
 
         static MagicOnionResolverGetFormatterHelper()
         {
-            lookup = new global::System.Collections.Generic.Dictionary<Type, int>(11)
+            lookup = new global::System.Collections.Generic.Dictionary<Type, int>(12)
             {
                 {typeof(global::MagicOnion.DynamicArgumentTuple<global::UnityEngine.Vector3, global::UnityEngine.Quaternion>), 0 },
                 {typeof(global::MagicOnion.DynamicArgumentTuple<int, int, int>), 1 },
                 {typeof(global::MagicOnion.DynamicArgumentTuple<int, int>), 2 },
                 {typeof(global::MagicOnion.DynamicArgumentTuple<int, string, double>), 3 },
-                {typeof(global::MagicOnion.DynamicArgumentTuple<string, string, global::UnityEngine.Vector3, global::UnityEngine.Quaternion>), 4 },
-                {typeof(global::MagicOnion.DynamicArgumentTuple<string, string>), 5 },
-                {typeof(global::Sandbox.NetCoreServer.Hubs.Player[]), 6 },
-                {typeof(global::Sandbox.NetCoreServer.Hubs.TestObject[]), 7 },
-                {typeof(global::Sandbox.NetCoreServer.Services.OreOreResponse[]), 8 },
-                {typeof(global::System.Collections.Generic.List<global::Sandbox.NetCoreServer.Services.OreOreResponse>), 9 },
-                {typeof(global::Sandbox.NetCoreServer.Services.TestEnum), 10 },
+                {typeof(global::MagicOnion.DynamicArgumentTuple<string, long>), 4 },
+                {typeof(global::MagicOnion.DynamicArgumentTuple<string, string, global::UnityEngine.Vector3, global::UnityEngine.Quaternion>), 5 },
+                {typeof(global::MagicOnion.DynamicArgumentTuple<string, string>), 6 },
+                {typeof(global::Sandbox.NetCoreServer.Hubs.Player[]), 7 },
+                {typeof(global::Sandbox.NetCoreServer.Hubs.TestObject[]), 8 },
+                {typeof(global::Sandbox.NetCoreServer.Services.OreOreResponse[]), 9 },
+                {typeof(global::System.Collections.Generic.List<global::Sandbox.NetCoreServer.Services.OreOreResponse>), 10 },
+                {typeof(global::Sandbox.NetCoreServer.Services.TestEnum), 11 },
             };
         }
 
@@ -114,13 +115,14 @@ internal static object GetFormatter(Type t)
                 case 1: return new global::MagicOnion.DynamicArgumentTupleFormatter<int, int, int>(default(int), default(int), default(int));
                 case 2: return new global::MagicOnion.DynamicArgumentTupleFormatter<int, int>(default(int), default(int));
                 case 3: return new global::MagicOnion.DynamicArgumentTupleFormatter<int, string, double>(default(int), default(string), default(double));
-                case 4: return new global::MagicOnion.DynamicArgumentTupleFormatter<string, string, global::UnityEngine.Vector3, global::UnityEngine.Quaternion>(default(string), default(string), default(global::UnityEngine.Vector3), default(global::UnityEngine.Quaternion));
-                case 5: return new global::MagicOnion.DynamicArgumentTupleFormatter<string, string>(default(string), default(string));
-                case 6: return new global::MessagePack.Formatters.ArrayFormatter<global::Sandbox.NetCoreServer.Hubs.Player>();
-                case 7: return new global::MessagePack.Formatters.ArrayFormatter<global::Sandbox.NetCoreServer.Hubs.TestObject>();
-                case 8: return new global::MessagePack.Formatters.ArrayFormatter<global::Sandbox.NetCoreServer.Services.OreOreResponse>();
-                case 9: return new global::MessagePack.Formatters.ListFormatter<global::Sandbox.NetCoreServer.Services.OreOreResponse>();
-                case 10: return new MagicOnion.Formatters.TestEnumFormatter();
+                case 4: return new global::MagicOnion.DynamicArgumentTupleFormatter<string, long>(default(string), default(long));
+                case 5: return new global::MagicOnion.DynamicArgumentTupleFormatter<string, string, global::UnityEngine.Vector3, global::UnityEngine.Quaternion>(default(string), default(string), default(global::UnityEngine.Vector3), default(global::UnityEngine.Quaternion));
+                case 6: return new global::MagicOnion.DynamicArgumentTupleFormatter<string, string>(default(string), default(string));
+                case 7: return new global::MessagePack.Formatters.ArrayFormatter<global::Sandbox.NetCoreServer.Hubs.Player>();
+                case 8: return new global::MessagePack.Formatters.ArrayFormatter<global::Sandbox.NetCoreServer.Hubs.TestObject>();
+                case 9: return new global::MessagePack.Formatters.ArrayFormatter<global::Sandbox.NetCoreServer.Services.OreOreResponse>();
+                case 10: return new global::MessagePack.Formatters.ListFormatter<global::Sandbox.NetCoreServer.Services.OreOreResponse>();
+                case 11: return new MagicOnion.Formatters.TestEnumFormatter();
                 default: return null;
             }
         }