diff --git a/dist/ueblueprint.js b/dist/ueblueprint.js
index d6dfd45..275588f 100755
--- a/dist/ueblueprint.js
+++ b/dist/ueblueprint.js
@@ -509,11 +509,17 @@ class IEntity {
                 Object.getOwnPropertyNames(properties),
                 Object.getOwnPropertyNames(values ?? {})
             )) {
-                if (!(property in properties)) {
-                    console.warn(`Property ${prefix}${property} is not defined in ${this.constructor.name}`);
-                }
                 let defaultValue = properties[property];
                 const defaultType = Utility.getType(defaultValue);
+                if (!(property in properties)) {
+                    console.warn(`Property ${prefix}${property} is not defined in ${this.constructor.name}`);
+                } else if (
+                    defaultValue != null
+                    && !(defaultValue instanceof TypeInitialization && !defaultValue.showDefault)
+                    && !(property in values)
+                ) {
+                    console.warn(`${this.constructor.name} adds property ${prefix}${property} not defined in the serialized data`);
+                }
                 // Not instanceof because all objects are instenceof Object, exact match needed
                 if (defaultType === Object) {
                     target[property] = {};
@@ -703,6 +709,11 @@ class KeyBindingEntity extends IEntity {
     }
 
     constructor(options = {}) {
+        options.ActionName = options.ActionName ?? "";
+        options.bShift = options.bShift ?? false;
+        options.bCtrl = options.bCtrl ?? false;
+        options.bAlt = options.bAlt ?? false;
+        options.bCmd = options.bCmd ?? false;
         super(options);
         /** @type {String} */ this.ActionName;
         /** @type {Boolean} */ this.bShift;
@@ -792,10 +803,11 @@ class PinEntity extends IEntity {
             bIsConst: false,
             bIsWeakPointer: false,
             bIsUObjectWrapper: false,
+            bSerializeAsSinglePrecisionFloat: false,
         },
         LinkedTo: new TypeInitialization([PinReferenceEntity], false),
         DefaultValue: new TypeInitialization(String, false),
-        AutogeneratedDefaultValue: "",
+        AutogeneratedDefaultValue: new TypeInitialization(String, false),
         DefaultObject: new TypeInitialization(ObjectReferenceEntity, false, null),
         PersistentGuid: GuidEntity,
         bHidden: false,
diff --git a/index.html b/index.html
index 3c87939..23ed081 100755
--- a/index.html
+++ b/index.html
@@ -20,24 +20,25 @@
    <script type="module">
       import { Blueprint, NodeElement, Configuration } from "./dist/ueblueprint.js"
       Configuration.deleteNodesKeyboardKey = "Delete"
-      let node1 = NodeElement.fromSerializedObject(`Begin Object Class=/Script/BlueprintGraph.K2Node_CallFunction Name="K2Node_CallFunction_1"
-            FunctionReference=(MemberParent=Class'"/Script/Engine.KismetSystemLibrary"',MemberName="PrintString")
-            NodePosX=-32
-            NodePosY=16
-            AdvancedPinDisplay=Hidden
-            EnabledState=DevelopmentOnly
-            NodeGuid=98549611450D8A376DABBEBE0E9C9DA0
-            CustomProperties Pin (PinId=02E98A344D671590D0DF1C8CB0CB2F11,PinName="execute",PinToolTip="\nExec",PinType.PinCategory="exec",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=AA195A404C96984C092A66956D71E609,PinName="then",PinToolTip="\nExec",Direction="EGPD_Output",PinType.PinCategory="exec",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=3A8D79AC401EEBE2DE14FD82ED99B29F,PinName="self",PinFriendlyName=NSLOCTEXT("K2Node", "Target", "Target"),PinToolTip="Target\nKismet System Library Object Reference",PinType.PinCategory="object",PinType.PinSubCategory="",PinType.PinSubCategoryObject=Class'"/Script/Engine.KismetSystemLibrary"',PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,DefaultObject="/Script/Engine.Default__KismetSystemLibrary",PersistentGuid=00000000000000000000000000000000,bHidden=True,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=9FBD56F74479A7DC40151ABBA295D5F4,PinName="WorldContextObject",PinToolTip="World Context Object\nObject Reference",PinType.PinCategory="object",PinType.PinSubCategory="",PinType.PinSubCategoryObject=Class'"/Script/CoreUObject.Object"',PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=True,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PersistentGuid=00000000000000000000000000000000,bHidden=True,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=6A691A014ECBED618805B2B54AA10271,PinName="InString",PinToolTip="In String\nString\n\nThe string to log out",PinType.PinCategory="string",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,DefaultValue="Hello",AutogeneratedDefaultValue="Hello",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=32E95A54483C6A233CAAD39D87023B85,PinName="bPrintToScreen",PinToolTip="Print to Screen\nBoolean\n\nWhether or not to print the output to the screen",PinType.PinCategory="bool",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,DefaultValue="true",AutogeneratedDefaultValue="true",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=1080D06D4FE1274BFA2701B146CC8E52,PinName="bPrintToLog",PinToolTip="Print to Log\nBoolean\n\nWhether or not to print the output to the log",PinType.PinCategory="bool",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,DefaultValue="true",AutogeneratedDefaultValue="true",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=54F79BED4EB60BD71B98D68C47C95300,PinName="TextColor",PinToolTip="Text Color\nLinear Color Structure\n\nThe color of the text to display",PinType.PinCategory="struct",PinType.PinSubCategory="",PinType.PinSubCategoryObject=ScriptStruct'"/Script/CoreUObject.LinearColor"',PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,DefaultValue="(R=0.000000,G=0.660000,B=1.000000,A=1.000000)",AutogeneratedDefaultValue="(R=0.000000,G=0.660000,B=1.000000,A=1.000000)",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=DD99696C4E607FC8393114A9C641BC17,PinName="Duration",PinToolTip="Duration\nFloat (single-precision)\n\nThe display duration (if Print to Screen is True). Using negative number will result in loading the duration time from the config.",PinType.PinCategory="real",PinType.PinSubCategory="float",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,DefaultValue="2.000000",AutogeneratedDefaultValue="2.000000",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
-            CustomProperties Pin (PinId=F62FC7574699383B1F74E0A4338B770E,PinName="Key",PinToolTip="Key\nName\n\nIf a non-empty key is provided, the message will replace any existing on-screen messages with the same key.",PinType.PinCategory="name",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=True,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,DefaultValue="None",AutogeneratedDefaultValue="None",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
-         End Object`)
+      let node1 = NodeElement.fromSerializedObject(`Begin Object Class=/Script/BlueprintGraph.K2Node_CallFunction Name="K2Node_CallFunction_5"
+   FunctionReference=(MemberParent=Class'"/Script/Engine.KismetSystemLibrary"',MemberName="PrintString")
+   NodePosX=10
+   NodePosY=-50
+   AdvancedPinDisplay=Shown
+   EnabledState=DevelopmentOnly
+   NodeGuid=D4477C2A4AAC863266539BB3D8DE8996
+   CustomProperties Pin (PinId=C888497B47DE737E8C8D8483A2314E35,PinName="execute",PinToolTip="\nExec",PinType.PinCategory="exec",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=A3C2ECD6422A91753257ABAEF736E84A,PinName="then",PinToolTip="\nExec",Direction="EGPD_Output",PinType.PinCategory="exec",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=66F295994ECDF8D5EBED36AD890DC249,PinName="self",PinFriendlyName=NSLOCTEXT("K2Node", "Target", "Target"),PinToolTip="Target\nKismet System Library Object Reference",PinType.PinCategory="object",PinType.PinSubCategory="",PinType.PinSubCategoryObject=Class'"/Script/Engine.KismetSystemLibrary"',PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,DefaultObject="/Script/Engine.Default__KismetSystemLibrary",PersistentGuid=00000000000000000000000000000000,bHidden=True,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=E75CEFBD4F95628FB911EABAFE5B773B,PinName="WorldContextObject",PinToolTip="World Context Object\nObject Reference",PinType.PinCategory="object",PinType.PinSubCategory="",PinType.PinSubCategoryObject=Class'"/Script/CoreUObject.Object"',PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=True,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,PersistentGuid=00000000000000000000000000000000,bHidden=True,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=E4C76CDB4CEEFBB1A2B5F196E49879F7,PinName="InString",PinToolTip="In String\nString\n\nThe string to log out",PinType.PinCategory="string",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,DefaultValue="Hello",AutogeneratedDefaultValue="Hello",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=False,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=FA5D96CC4A83449DCB0C7E9782094324,PinName="bPrintToScreen",PinToolTip="Print to Screen\nBoolean\n\nWhether or not to print the output to the screen",PinType.PinCategory="bool",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,DefaultValue="true",AutogeneratedDefaultValue="true",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=6112F9434C97867AF52CB894AE18E511,PinName="bPrintToLog",PinToolTip="Print to Log\nBoolean\n\nWhether or not to print the output to the log",PinType.PinCategory="bool",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,DefaultValue="true",AutogeneratedDefaultValue="true",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=73FF607D4105C7733A3214864EA426BB,PinName="TextColor",PinToolTip="Text Color\nLinear Color Structure\n\nThe color of the text to display",PinType.PinCategory="struct",PinType.PinSubCategory="",PinType.PinSubCategoryObject=ScriptStruct'"/Script/CoreUObject.LinearColor"',PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,DefaultValue="(R=0.000000,G=0.660000,B=1.000000,A=1.000000)",AutogeneratedDefaultValue="(R=0.000000,G=0.660000,B=1.000000,A=1.000000)",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=87644A8D4C8C34FD50060F8AD81CBE7A,PinName="Duration",PinToolTip="Duration\nFloat (single-precision)\n\nThe display duration (if Print to Screen is True). Using negative number will result in loading the duration time from the config.",PinType.PinCategory="real",PinType.PinSubCategory="float",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=False,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,DefaultValue="2.000000",AutogeneratedDefaultValue="2.000000",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
+   CustomProperties Pin (PinId=3C92432543EABC3AD965288428D0028C,PinName="Key",PinToolTip="Key\nName\n\nIf a non-empty key is provided, the message will replace any existing on-screen messages with the same key.",PinType.PinCategory="name",PinType.PinSubCategory="",PinType.PinSubCategoryObject=None,PinType.PinSubCategoryMemberReference=(),PinType.PinValueType=(),PinType.ContainerType=None,PinType.bIsReference=False,PinType.bIsConst=True,PinType.bIsWeakPointer=False,PinType.bIsUObjectWrapper=False,PinType.bSerializeAsSinglePrecisionFloat=False,DefaultValue="None",AutogeneratedDefaultValue="None",PersistentGuid=00000000000000000000000000000000,bHidden=False,bNotConnectable=False,bDefaultValueIsReadOnly=False,bDefaultValueIsIgnored=False,bAdvancedView=True,bOrphanedPin=False,)
+End Object
+`)
       let blueprint = new Blueprint()
       document.querySelector('body').appendChild(blueprint)
       blueprint.addGraphElement(node1)
diff --git a/js/entity/IEntity.js b/js/entity/IEntity.js
index 8824937..cd827d9 100644
--- a/js/entity/IEntity.js
+++ b/js/entity/IEntity.js
@@ -19,11 +19,17 @@ export default class IEntity {
                 Object.getOwnPropertyNames(properties),
                 Object.getOwnPropertyNames(values ?? {})
             )) {
-                if (!(property in properties)) {
-                    console.warn(`Property ${prefix}${property} is not defined in ${this.constructor.name}`)
-                }
                 let defaultValue = properties[property]
                 const defaultType = Utility.getType(defaultValue)
+                if (!(property in properties)) {
+                    console.warn(`Property ${prefix}${property} is not defined in ${this.constructor.name}`)
+                } else if (
+                    defaultValue != null
+                    && !(defaultValue instanceof TypeInitialization && !defaultValue.showDefault)
+                    && !(property in values)
+                ) {
+                    console.warn(`${this.constructor.name} adds property ${prefix}${property} not defined in the serialized data`)
+                }
                 // Not instanceof because all objects are instenceof Object, exact match needed
                 if (defaultType === Object) {
                     target[property] = {}
diff --git a/js/entity/KeyBindingEntity.js b/js/entity/KeyBindingEntity.js
index 05c33da..e880554 100644
--- a/js/entity/KeyBindingEntity.js
+++ b/js/entity/KeyBindingEntity.js
@@ -15,6 +15,11 @@ export default class KeyBindingEntity extends IEntity {
     }
 
     constructor(options = {}) {
+        options.ActionName = options.ActionName ?? ""
+        options.bShift = options.bShift ?? false
+        options.bCtrl = options.bCtrl ?? false
+        options.bAlt = options.bAlt ?? false
+        options.bCmd = options.bCmd ?? false
         super(options)
         /** @type {String} */ this.ActionName
         /** @type {Boolean} */ this.bShift
diff --git a/js/entity/PinEntity.js b/js/entity/PinEntity.js
index 16f38e3..cca778f 100755
--- a/js/entity/PinEntity.js
+++ b/js/entity/PinEntity.js
@@ -27,10 +27,11 @@ export default class PinEntity extends IEntity {
             bIsConst: false,
             bIsWeakPointer: false,
             bIsUObjectWrapper: false,
+            bSerializeAsSinglePrecisionFloat: false,
         },
         LinkedTo: new TypeInitialization([PinReferenceEntity], false),
         DefaultValue: new TypeInitialization(String, false),
-        AutogeneratedDefaultValue: "",
+        AutogeneratedDefaultValue: new TypeInitialization(String, false),
         DefaultObject: new TypeInitialization(ObjectReferenceEntity, false, null),
         PersistentGuid: GuidEntity,
         bHidden: false,