Build 29718 was released to both PTR and Live on March 13, 2019. Build 29704 was released to PTR realms on March 12, 2019 later on the same day as the initial Patch 8.1.5 release on Live, but never made it to Live.
Patch 8.1.5 hotfix 2
Official Patch Notes
- Official patch notes
Community content is available under CC-BY-SA unless otherwise noted.