diff --git a/src/AzureDevopsTracker.csproj b/src/AzureDevopsTracker.csproj
index 3e82198..bb3702c 100644
--- a/src/AzureDevopsTracker.csproj
+++ b/src/AzureDevopsTracker.csproj
@@ -19,8 +19,8 @@
     <PackageLicenseFile>LICENSE.md.txt</PackageLicenseFile>
     <Description>A NuGet that allows you to use a Azure DevOps Service Hook to track workitems changes in a simply and detailed way.</Description>
     <AssemblyVersion>8.0.0.0</AssemblyVersion>
-    <FileVersion>8.0.1</FileVersion>
-    <Version>8.0.1</Version>
+    <FileVersion>8.0.2</FileVersion>
+    <Version>8.0.2</Version>
     <PackageReleaseNotes></PackageReleaseNotes>
   </PropertyGroup>
 
diff --git a/src/DTOs/Fields.cs b/src/DTOs/Fields.cs
index f1a0a2f..b5d6220 100644
--- a/src/DTOs/Fields.cs
+++ b/src/DTOs/Fields.cs
@@ -1,4 +1,5 @@
-using Newtonsoft.Json;
+using AzureDevopsTracker.JsonConverters;
+using Newtonsoft.Json;
 using System;
 using System.Text.Json.Serialization;
 
@@ -32,6 +33,7 @@ public record Fields
 
         [JsonPropertyName("System.CreatedBy")]
         [JsonProperty("System.CreatedBy")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(CreatedByJsonConverter))]
         public string CreatedBy { get; init; }
 
         [JsonPropertyName("System.ChangedBy")]
diff --git a/src/JsonConverters/CreatedByJsonConverter.cs b/src/JsonConverters/CreatedByJsonConverter.cs
new file mode 100644
index 0000000..7051e14
--- /dev/null
+++ b/src/JsonConverters/CreatedByJsonConverter.cs
@@ -0,0 +1,46 @@
+using AzureDevopsTracker.Extensions;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using System.Threading.Tasks;
+
+namespace AzureDevopsTracker.JsonConverters
+{
+    internal class UserInfo
+    {
+        [JsonPropertyName("displayName")]
+        public string DisplayName { get; set; }
+
+    }
+    internal class CreatedByJsonConverter : JsonConverter<string>
+    {
+        public override string Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+        {
+            if (reader.TokenType == JsonTokenType.String)
+            {
+                var userString = reader.GetString();
+                return userString.ExtractEmail(); // Reutiliza seu método de extensão
+            }
+            else if (reader.TokenType == JsonTokenType.StartObject)
+            {
+                // Desserializa o objeto para UserInfo
+                var userInfo = JsonSerializer.Deserialize<UserInfo>(ref reader, options);
+                return userInfo?.DisplayName;
+            }
+
+            // Se não for nem string nem objeto, retorne null ou lance uma exceção
+            return null;
+        }
+
+        public override void Write(Utf8JsonWriter writer, string value, JsonSerializerOptions options)
+        {
+            // Este conversor é primariamente para leitura (desserialização).
+            // Se você precisar serializar, precisará definir como o valor string deve ser escrito.
+            // Para o seu caso de uso (extrair dados do JSON), não é estritamente necessário.
+            writer.WriteStringValue(value);
+        }
+    }
+}