diff --git a/src/ZirconiumPlugins/MessageStorage/Message.cs b/src/ZirconiumPlugins/MessageStorage/Message.cs
index 19deb03..9b2b7cb 100644
--- a/src/ZirconiumPlugins/MessageStorage/Message.cs
+++ b/src/ZirconiumPlugins/MessageStorage/Message.cs
@@ -1,7 +1,32 @@
+using MongoDB.Bson;
+using MongoDB.Bson.Serialization.Attributes;
+
 namespace MessageStorage
 {
     public class Message
     {
+        public ObjectId Id { get; set; }
+        public string From { get; set; }
+        public string To { get; set; }
+        public string RoomId { get; set; }
+        public string Type { get; set; }
+        public long Timestamp { get; set; }
+        public string Content { get; set; }
+        public Media[] Media { get; set; }
+        public Reaction[] Reactions { get; set; }
         
+        [BsonExtraElements]
+        public BsonDocument OtherMetadata { get; set; }
+    }
+
+    public class Media
+    {
+        public string MimeType;
+        public string Url;
+    }
+
+    public class Reaction
+    {
+        public string ID { get; set; }
     }
 }
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