Please check How to Configure Google Drive for more details on how to configure Aspose for Cloud with Google Drive. Updated steps are available there. You can choose any name for your storage on 'Create New Storage' dialogue.
Once the storage is configured, you can pass the storage name (you specified) to storage parameter when calling any Aspose for Cloud API. You can also pass the folder parameter if your files are present in a folder or you do not want to upload files on root folder.
Please test at your end and let us know if you still see any issue.