RC-5.6.0-KIDS:

SingularSDK/Editor/SingularSDKDependencies.xml

@@ -1,6 +1,6 @@
 <dependencies>
   <androidPackages>
-    <androidPackage spec="com.singular.sdk:singular_kids_sdk:12.9.1">
+    <androidPackage spec="com.singular.sdk:singular_kids_sdk:12.10.0">
       <repositories>
         <repository>https://maven.singular.net</repository>
       </repositories>

SingularSDK/Runtime/SingularSDK.asmdef

@@ -2,7 +2,8 @@
     "name": "SingularSDK",
     "rootNamespace": "",
     "references": [
-        "UnityEngine.Purchasing"
+        "UnityEngine.Purchasing",
+        "Unity.Purchasing"
     ],
     "includePlatforms": [],
     "excludePlatforms": [],
@@ -14,9 +15,14 @@
     "versionDefines": [
          {
              "name": "com.unity.purchasing",
-             "expression": "",
-             "define": "SINGULAR_SDK_IAP_ENABLED"
-         }
+             "expression": "[4.0,5.0)",
+             "define": "SINGULAR_SDK_IAP_ENABLED__IAP_4"
+         },
+        {
+            "name": "com.unity.purchasing",
+            "expression": "[5.0,6.0)",
+            "define": "SINGULAR_SDK_IAP_ENABLED__IAP_5"
+        }
      ],
     "noEngineReferences": false
 }

SingularSDK/Runtime/Utilities.cs

@@ -1,6 +1,9 @@
+using System;
+using System.Globalization;
+
 namespace Singular
 {
-    public class Utilities
+    public static class Utilities
     {
         public static string[][] DelimitedStringsArrayToArrayOfArrayOfString(string[] delimitedStringsArray, char delimiter)
         {
@@ -18,5 +21,16 @@ public static string[][] DelimitedStringsArrayToArrayOfArrayOfString(string[] de
 
             return arrayOfArrayOfString;
         }
+
+        public static string ToCultureInvariantString(object value)
+        {
+            if (value is IFormattable formattable)
+            {
+                return formattable.ToString(null, CultureInfo.InvariantCulture);
+            }
+
+            return Convert.ToString(value, CultureInfo.InvariantCulture) ?? string.Empty;
+        }
+
     }
 }

package.json

@@ -1,6 +1,6 @@
 {
     "name": "singular-unity-kids-package",
-    "version": "5.5.1",
+    "version": "5.6.0",
     "displayName": "Singular Kids",
     "description": "Singular Unity Kids Package",
     "type": "library",