diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6afcefa..7c08859 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Added
+
+- `nodes` and `type` to `FormApprovalFlowInstanceStep` and `FormApprovalStep`
+
 ## [9.0.0] - 2024-11-13
 
 ### Added
diff --git a/OneBlink.SDK/models/FormApprovalFlowInstanceStep.cs b/OneBlink.SDK/models/FormApprovalFlowInstanceStep.cs
index b276b97..2153073 100644
--- a/OneBlink.SDK/models/FormApprovalFlowInstanceStep.cs
+++ b/OneBlink.SDK/models/FormApprovalFlowInstanceStep.cs
@@ -1,11 +1,29 @@
 using System.Collections.Generic;
 namespace OneBlink.SDK.Model
 {
-    public class FormApprovalFlowInstanceStep : FormApprovalFlowStepBase
+    public class FormApprovalFlowInstanceStepNode : FormApprovalFlowStepBase
     {
         public bool isSkipped
         {
             get; set;
         }
     }
+
+    public class FormApprovalFlowInstanceStep : FormApprovalFlowInstanceStepNode
+    {
+        public string type
+        {
+            get; set;
+        }
+
+        public long? clarificationRequestEmailTemplateId
+        {
+            get; set;
+        }
+
+        public List<FormApprovalStepNode> nodes
+        {
+            get; set;
+        }
+    }
 }
\ No newline at end of file
diff --git a/OneBlink.SDK/models/FormApprovalFlowStepBase.cs b/OneBlink.SDK/models/FormApprovalFlowStepBase.cs
index 88bab52..c6da155 100644
--- a/OneBlink.SDK/models/FormApprovalFlowStepBase.cs
+++ b/OneBlink.SDK/models/FormApprovalFlowStepBase.cs
@@ -15,9 +15,5 @@ public long? approvalFormId
         {
             get; set;
         }
-        public long? clarificationRequestEmailTemplateId
-        {
-            get; set;
-        }
     }
 }
\ No newline at end of file
diff --git a/OneBlink.SDK/models/FormApprovalStep.cs b/OneBlink.SDK/models/FormApprovalStep.cs
index a995d3c..33f5809 100644
--- a/OneBlink.SDK/models/FormApprovalStep.cs
+++ b/OneBlink.SDK/models/FormApprovalStep.cs
@@ -1,7 +1,7 @@
 using System.Collections.Generic;
 namespace OneBlink.SDK.Model
 {
-    public class FormApprovalStep : FormApprovalFlowStepBase
+    public class FormApprovalStepNode : FormApprovalFlowStepBase
     {
         public bool? isConditional
         {
@@ -16,4 +16,23 @@ public List<ConditionallyShowPredicate> conditionalPredicates
             get; set;
         }
     }
+
+    public class FormApprovalStep : FormApprovalStepNode
+    {
+        public string type
+        {
+            get; set;
+        }
+
+        public long? clarificationRequestEmailTemplateId
+        {
+            get; set;
+        }
+
+        public List<FormApprovalStepNode> nodes
+        {
+            get; set;
+        }
+    }
+
 }
\ No newline at end of file