Troubleshooting

The provided merchant credentials are invalid

Please make sure you correctly copy and pasted the API Key and Account ID.

Make sure your Site ID is correct. This should be a GUID like 83799f16-12a9-4803-963e-ed6fed6c7e4d.

If you paste the entire url like https://manage.wix.com/dashboard/83749f16-12a9-2109-913e-ed6fed5c7e4d/home you will get this error.