diff --git a/src/JWT/Builder/JwtBuilder.cs b/src/JWT/Builder/JwtBuilder.cs
index d8fee52ba..3edf0b5cd 100644
--- a/src/JWT/Builder/JwtBuilder.cs
+++ b/src/JWT/Builder/JwtBuilder.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Linq;
+using System.Reflection;
 using JWT.Algorithms;
 using static JWT.Internal.EncodingHelper;
 using static JWT.Serializers.JsonSerializerFactory;
@@ -247,6 +248,22 @@ public string Encode()
             return _encoder.Encode(_jwt.Header, _jwt.Payload, _secrets?[0]);
         }
 
+        public string Encode<T>(T payload)
+        {
+            EnsureCanEncode();
+
+            var payloadAsDictionary = payload.GetType()
+                .GetProperties(BindingFlags.Instance | BindingFlags.Public)
+                .ToDictionary(prop => prop.Name, prop => prop.GetValue(payload, null));
+
+            foreach (var keyValuePair in payloadAsDictionary)
+            {
+                _jwt.Payload.Add(keyValuePair.Key, keyValuePair.Value);
+            }
+
+            return Encode();
+        }
+
         /// <summary>
         /// Decodes a token using the supplied dependencies.
         /// </summary>
diff --git a/src/JWT/Serializers/Converters/DictionaryStringObjectJsonConverter.cs b/src/JWT/Serializers/Converters/DictionaryStringObjectJsonConverter.cs
index d2db6b4cd..0d82e06a7 100644
--- a/src/JWT/Serializers/Converters/DictionaryStringObjectJsonConverter.cs
+++ b/src/JWT/Serializers/Converters/DictionaryStringObjectJsonConverter.cs
@@ -1,6 +1,8 @@
 #if SYSTEM_TEXT_JSON
 using System;
 using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
@@ -118,7 +120,15 @@ private static void HandleValue(Utf8JsonWriter writer, string key, object object
                 }
                 default:
                 {
-                    writer.WriteNullValue();
+                    var payloadPartAsDictionary = objectValue.GetType()
+                        .GetProperties(BindingFlags.Instance | BindingFlags.Public)
+                        .ToDictionary(prop => prop.Name, prop => prop.GetValue(objectValue, null));
+                    writer.WriteStartObject();
+                    foreach (var payloadPartKeyValue in payloadPartAsDictionary)
+                    {
+                        HandleValue(writer, payloadPartKeyValue.Key, payloadPartKeyValue.Value);
+                    }
+                    writer.WriteEndObject();
                     break;
                 }
             }
diff --git a/tests/JWT.Tests.Common/Builder/JwtBuilderEncodeTests.cs b/tests/JWT.Tests.Common/Builder/JwtBuilderEncodeTests.cs
index 58ae096d4..f560d932a 100644
--- a/tests/JWT.Tests.Common/Builder/JwtBuilderEncodeTests.cs
+++ b/tests/JWT.Tests.Common/Builder/JwtBuilderEncodeTests.cs
@@ -208,6 +208,36 @@ public void Encode_Should_Return_Token_With_Custom_Extra_Headers()
             token.Should()
                  .Be(TestData.TokenWithCustomTypeHeader3, "because the same data encoded with the same key must result in the same token");
         }
+        
+        [TestMethod]
+        public void Encode_Should_Return_Token_With_Custom_Extra_Headers_Full_Payload()
+        {
+            const string key = TestData.Secret;
+
+            var token = JwtBuilder.Create()
+                .WithAlgorithm(new HMACSHA256Algorithm())
+                .WithSecret(key)
+                .AddHeader("version", 1)
+                .Encode(TestData.Customer);
+
+            token.Should()
+                .Be(TestData.TokenWithCustomTypeHeader3, "because the same data encoded with the same key must result in the same token");
+        }
+        
+        [TestMethod]
+        public void Encode_Should_Return_Token_Nested_Data()
+        {
+            const string key = TestData.Secret;
+
+            var token = JwtBuilder.Create()
+                .WithAlgorithm(new HMACSHA256Algorithm())
+                .WithSecret(key)
+                .AddClaim<Customer>("Data", TestData.Customer)
+                .Encode();
+
+            token.Should()
+                .Be(TestData.TokenWithNestedData, "because the same data encoded with the same key must result in the same token");
+        }
 
         [TestMethod]
         public void Encode_With_Custom_Factory_Return_Token()
diff --git a/tests/JWT.Tests.Common/Models/TestData.cs b/tests/JWT.Tests.Common/Models/TestData.cs
index c1183d080..ca2347e7d 100644
--- a/tests/JWT.Tests.Common/Models/TestData.cs
+++ b/tests/JWT.Tests.Common/Models/TestData.cs
@@ -29,6 +29,7 @@ public static class TestData
         public const string TokenWithCustomTypeHeader = "eyJ0eXAiOiJmb28iLCJhbGciOiJIUzI1NiJ9.eyJGaXJzdE5hbWUiOiJKZXN1cyIsIkFnZSI6MzN9.vubwuLxx_7AWGvo-Y8XF_l7XP1WOv5obJulIk3RlVdk";
         public const string TokenWithCustomTypeHeader2 = "eyJraWQiOiI0MiIsInR5cCI6IkpXVCIsImFsZyI6IkhTMjU2In0.eyJGaXJzdE5hbWUiOiJKZXN1cyIsIkFnZSI6MzN9.sPwGfDyhArZCmWRHTxm0xzNeG1gCf-qXhz21PdUxS4k";
         public const string TokenWithCustomTypeHeader3 = "eyJ2ZXJzaW9uIjoxLCJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJGaXJzdE5hbWUiOiJKZXN1cyIsIkFnZSI6MzN9.TSQb2zVBJL9uY6mIdBKFaEooR-0OPjR-FPqY7hzwzwU";
+        public const string TokenWithNestedData = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJEYXRhIjp7IkZpcnN0TmFtZSI6Ikplc3VzIiwiQWdlIjozM319.IDx9z7phNsm-0MQLpZ1fREcUtkKtAVnSV6MSeP2R88U";
         public const string TokenWithExp = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJGaXJzdE5hbWUiOiJKZXN1cyIsIkFnZSI6MzMsImV4cCI6MTYwNTgzNDI1NX0.dOkG1StO33Ae0qFQbHLslvSsCV6ThLofjc885egDnuY";
         public const string TokenWithNbf = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJGaXJzdE5hbWUiOiJKZXN1cyIsIkFnZSI6MzMsIm5iZiI6MTYwNTgzNDI1NX0.iuxTYx6CMcNaxgvPn8pfnPFDhIZceKB0PrIZgkmHFbg";
         public const long TokenTimestamp = 1605834255;