diff --git a/Recipes/ProgressiveRewards/CloudScript.js b/Recipes/ProgressiveRewards/CloudScript.js
index 71b7e4ed..98d79a5a 100644
--- a/Recipes/ProgressiveRewards/CloudScript.js
+++ b/Recipes/ProgressiveRewards/CloudScript.js
@@ -121,7 +121,7 @@ function UpdateTrackerData(data)
         "PlayFabId": currentPlayerId,
         "Data": {}
     };
-    UpdateUserReadOnlyDataRequest.Data[CHECK_IN_TRACKER] = JSON.stringify(data);
+    UpdateUserReadOnlyDataRequest.Data[CHECK_IN_TRACKER] = typeof data === "string" ? data : JSON.stringify(data);
 
     server.UpdateUserReadOnlyData(UpdateUserReadOnlyDataRequest);
 }
@@ -140,4 +140,4 @@ function GrantItems(items, count)
 
     var GrantItemsToUserResult = server.GrantItemsToUser(GrantItemsToUserRequest);
     return JSON.stringify(GrantItemsToUserResult.ItemGrantResults);
-}
\ No newline at end of file
+}