Create Container Issue

We Have issue with SharePoint embedded 

we already enabled SharePoint embedded to tenant and already setup billing as Pay as you go

and we created App and create container typeID to App and already granted permission to app FileStorageContainer.Selected 

and we created in PowerAutomate HTTP invoke action preauthorized and create certificate to App to set the action and action setup up successfully but in power automate when we create container we get error access denied  so plz advice  

{

  "error": {

    "code": "accessDenied",

    "message": "Access denied",

    "innerError": {

      "date": "2025-10-06T07:43:49",

      "request-id": "223ca6c1-81fc-4e20-997a-20f8f4c976c8",

      "client-request-id": "223ca6c1-81fc-4e20-997a-20f8f4c976c8"

    }

  }

}