Compare the data: if it doesn't exist, add it; if it does, skip it, but it keeps failing

If you could also pin some output data from the both of Odoo nodes this would be really helpful to understand the data structure and format.
You can also edit pinned data to obscure any sensitive data points.
You will need to pin the data in your actual workflow and then repost the workflow again.
Here is how to pin data: Google sheet: data is replaced in the existing row instead of adding new row - #8 by Olek