Straight from the source,
https://setkab.go.id/satgas-covid-19-aturan-terbaru-perjalanan-di-masa-pandemi-berlaku-efektif-18-mei/
Use google to translate if required. Important quote "
For domestic and foreign travelers who have received a complete dose of vaccination, there is no need to carry out PCR or antigen swab tests anymore," concluded the President."
I would probably wait for the official regulation to ensure there are no major caveats...
Usually regulations are posted officially here in Bahasa Indonesia,
https://covid19.go.id/p/regulasi
At the moment this site latest update is from 10th May.
I also monitor Garuda site for English summary,
https://www.garuda-indonesia.com/jp/en/news-and-events/kebijakan-operasional-terkait-covid19
At the moment this site latest update is from 10th May, same as link above.
Cheers