EntityStringRepresentationConverter for admin logs. (#5677)

Content.Server/Administration/Logs/Converters/EntityStringRepresentationConverter.cs

@@ -0,0 +1,27 @@
+using System.Text.Json;
+using Robust.Shared.GameObjects;
+
+namespace Content.Server.Administration.Logs.Converters;
+
+[AdminLogConverter]
+public class EntityStringRepresentationConverter : AdminLogConverter<EntityStringRepresentation>
+{
+    public override void Write(Utf8JsonWriter writer, EntityStringRepresentation value, JsonSerializerOptions options)
+    {
+        writer.WriteStartObject();
+
+        writer.WriteNumber("id", (int) value.Uid);
+
+        if (value.Name != null)
+        {
+            writer.WriteString("name", value.Name);
+        }
+
+        if (value.Session != null)
+        {
+            writer.WriteString("player", value.Session.UserId.UserId);
+        }
+
+        writer.WriteEndObject();
+    }
+}