diff --git a/Lagrange.Core/Core/Packets/Service/Oidb/Response/OidbSvcTrpcTcp0xE37_1200Response.cs b/Lagrange.Core/Core/Packets/Service/Oidb/Response/OidbSvcTrpcTcp0xE37_1200Response.cs
new file mode 100644
index 0000000..dc77099
--- /dev/null
+++ b/Lagrange.Core/Core/Packets/Service/Oidb/Response/OidbSvcTrpcTcp0xE37_1200Response.cs
@@ -0,0 +1,80 @@
+using ProtoBuf;
+
+namespace Lagrange.Core.Core.Packets.Service.Oidb.Response;
+
+// Resharper disable InconsistentNaming
+#pragma warning disable CS8618
+
+[ProtoContract]
+internal class OidbSvcTrpcTcp0xE37_1200Response
+{
+    [ProtoMember(1)] public uint Command { get; set; }
+    
+    [ProtoMember(2)] public uint SubCommand { get; set; }
+    
+    [ProtoMember(14)] public OidbSvcTrpcTcp0xE37_1200ResponseBody Body { get; set; }
+    
+    [ProtoMember(50)] public uint Field50 { get; set; }
+}
+
+[ProtoContract]
+internal class OidbSvcTrpcTcp0xE37_1200ResponseBody
+{
+    [ProtoMember(10)] public uint Field10 { get; set; }
+
+    [ProtoMember(20)] public string State { get; set; }
+    
+    [ProtoMember(30)] public OidbSvcTrpcTcp0xE37_1200Result Result { get; set; }
+    
+    [ProtoMember(40)] public OidbSvcTrpcTcp0xE37_1200Metadata Metadata { get; set; }
+}
+
+[ProtoContract]
+internal class OidbSvcTrpcTcp0xE37_1200Result
+{
+    [ProtoMember(20)] public string Server { get; set; }
+    
+    [ProtoMember(40)] public uint Port { get; set; }
+    
+    [ProtoMember(50)] public string Url { get; set; }
+    
+    [ProtoMember(60)] public List<string> AdditionalServer { get; set; }
+    
+    [ProtoMember(80)] public uint SsoPort { get; set; }
+    
+    [ProtoMember(90)] public string SsoUrl { get; set; }
+    
+    [ProtoMember(120)] public byte[] Extra { get; set; }
+}
+
+[ProtoContract]
+internal class OidbSvcTrpcTcp0xE37_1200Metadata
+{
+    [ProtoMember(1)] public uint Uin { get; set; }
+    
+    [ProtoMember(2)] public uint Field2 { get; set; }
+    
+    [ProtoMember(3)] public uint Field3 { get; set; }
+    
+    [ProtoMember(4)] public uint Size { get; set; }
+    
+    [ProtoMember(5)] public uint Timestamp { get; set; }
+    
+    [ProtoMember(6)] public string FileUuid { get; set; }
+    
+    [ProtoMember(7)] public string FileName { get; set; }
+    
+    [ProtoMember(100)] public byte[] Field100 { get; set; }
+    
+    [ProtoMember(101)] public byte[] Field101 { get; set; }
+    
+    [ProtoMember(110)] public uint Field110 { get; set; }
+    
+    [ProtoMember(130)] public uint Timestamp1 { get; set; }
+    
+    [ProtoMember(140)] public string FileHash { get; set; }
+    
+    [ProtoMember(141)] public byte[] Field141 { get; set; } // identical to Field100
+    
+    [ProtoMember(142)] public byte[] Field142 { get; set; } // identical to Field101
+}
diff --git a/README.md b/README.md
index 55d2372..9356071 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ An Implementation of NTQQ Protocol, with Pure C#, Derived from Konata.Core
 |          |         |                           |         | Video            | 🔴         | Friend Request    | 🔴         | GroupMemberIncrease    | 🟢      |
 |          |         |                           |         | ~~Flash Image~~  | 🔴         | Group Request     | 🔴         | GroupPromoteAdmin      | 🟢      |
 |          |         |                           |         | Reply            | 🟡         | ~~Voice Call~~    | 🔴         | GroupInvite            | 🟢      |
-|          |         |                           |         | File             | 🔴         | Csrf Token        | 🔴         | GroupRequestJoin       | 🔴      |
+|          |         |                           |         | File             | 🟡         | Csrf Token        | 🔴         | GroupRequestJoin       | 🔴      |
 |          |         |                           |         |                  |            | Cookies           | 🟢         | FriendRequest          | 🔴      |
 |          |         |                           |         |                  |            | Send Message      | 🟢         | ~~FriendTyping~~       | 🔴      |
 |          |         |                           |         |                  |            |                   |            | ~~FriendVoiceCall~~    | 🔴      |