diff --git a/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtBaseEntity.java b/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtBaseEntity.java
index 1928a617b..37604709a 100644
--- a/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtBaseEntity.java
+++ b/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtBaseEntity.java
@@ -12,6 +12,7 @@ package org.eclipse.hawkbit.mgmt.json.model;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
+import lombok.ToString;
 import org.springframework.hateoas.Link;
 import org.springframework.hateoas.RepresentationModel;
 
@@ -23,24 +24,25 @@ import com.fasterxml.jackson.annotation.JsonProperty;
  */
 @Data
 @EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
 public abstract class MgmtBaseEntity extends RepresentationModel<MgmtBaseEntity> {
 
-    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    @JsonProperty
     @Schema(description = "Entity was originally created by (User, AMQP-Controller, anonymous etc.)",
-            accessMode = Schema.AccessMode.READ_WRITE, example = "bumlux")
+            accessMode = Schema.AccessMode.READ_ONLY, example = "bumlux")
     private String createdBy;
 
-    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    @JsonProperty
     @Schema(description = "Entity was originally created at (timestamp UTC in milliseconds)",
             accessMode = Schema.AccessMode.READ_ONLY, example = "1691065905897")
     private Long createdAt;
 
-    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    @JsonProperty
     @Schema(description = "Entity was last modified by (User, AMQP-Controller, anonymous etc.)",
             accessMode = Schema.AccessMode.READ_ONLY, example = "bumlux")
     private String lastModifiedBy;
 
-    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
+    @JsonProperty
     @Schema(description = "Entity was last modified at (timestamp UTC in milliseconds)",
             accessMode = Schema.AccessMode.READ_ONLY, example = "1691065906407")
     private Long lastModifiedAt;
diff --git a/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtNamedEntity.java b/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtNamedEntity.java
index b9affdd45..75bd26273 100644
--- a/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtNamedEntity.java
+++ b/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/MgmtNamedEntity.java
@@ -13,12 +13,14 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
+import lombok.ToString;
 
 /**
  * A json annotated rest model for NamedEntity to RESTful API representation.
  */
 @Data
 @EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
 public abstract class MgmtNamedEntity extends MgmtBaseEntity {
 
     @JsonProperty(required = true)
diff --git a/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/target/MgmtTarget.java b/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/target/MgmtTarget.java
index 15a785c64..b6ec2b33a 100644
--- a/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/target/MgmtTarget.java
+++ b/hawkbit-rest/hawkbit-mgmt-api/src/main/java/org/eclipse/hawkbit/mgmt/json/model/target/MgmtTarget.java
@@ -20,6 +20,7 @@ import com.fasterxml.jackson.annotation.JsonProperty;
  */
 @Data
 @EqualsAndHashCode(callSuper = true)
+@ToString(callSuper = true)
 @JsonInclude(Include.NON_NULL)
 @JsonIgnoreProperties(ignoreUnknown = true)
 @Schema(description = """
diff --git a/hawkbit-rest/hawkbit-mgmt-api/src/test/java/org/eclipse/hawkbit/mgmt/json/model/AuditFieldSerializationTest.java b/hawkbit-rest/hawkbit-mgmt-api/src/test/java/org/eclipse/hawkbit/mgmt/json/model/AuditFieldSerializationTest.java
new file mode 100644
index 000000000..3d50c07b7
--- /dev/null
+++ b/hawkbit-rest/hawkbit-mgmt-api/src/test/java/org/eclipse/hawkbit/mgmt/json/model/AuditFieldSerializationTest.java
@@ -0,0 +1,37 @@
+/**
+ * Copyright (c) 2024 Contributors to the Eclipse Foundation
+ *
+ * This program and the accompanying materials are made
+ * available under the terms of the Eclipse Public License 2.0
+ * which is available at https://www.eclipse.org/legal/epl-2.0/
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package org.eclipse.hawkbit.mgmt.json.model;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.qameta.allure.Feature;
+import io.qameta.allure.Story;
+import org.eclipse.hawkbit.mgmt.json.model.target.MgmtTarget;
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@Feature("Unit Tests - Management API")
+@Story("Serialization")
+public class AuditFieldSerializationTest {
+
+    @Test
+    public void assertAuditingFields() throws JsonProcessingException {
+        final MgmtTarget mgmtTarget = new MgmtTarget();
+        mgmtTarget.setCreatedBy("user");
+        mgmtTarget.setCreatedAt(System.currentTimeMillis() - 1_000_000);
+        mgmtTarget.setLastModifiedBy("user2");
+        mgmtTarget.setLastModifiedAt(System.currentTimeMillis());
+        final ObjectMapper objectMapper = new ObjectMapper();
+        final String serialized = objectMapper.writeValueAsString(mgmtTarget);
+        final MgmtTarget mgmtTargetDeserialization = objectMapper.readValue(serialized, MgmtTarget.class);
+        assertThat(mgmtTargetDeserialization).isEqualTo(mgmtTarget);
+    }
+}
\ No newline at end of file