Hello,
We apologize for the issue you are facing with adding the Cloud Platform service account as an Owner in the API Indexing extension installation. Unfortunately, the context provided does not contain specific information regarding this issue.
We recommend replying to your ticket, and a human agent from the Rank Math Support team will be able to assist you further with this matter. Thank you for your understanding, and we appreciate your patience as we work to resolve your concern!
Hello,
Please follow this guide to make sure that the service account is listed as the Owner of the site in the Search Console:
https://cloud.google.com/iam/docs/manage-access-service-accounts
Looking forward to helping you.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.