This API is subject to change. Bug fixes and new features will be released based on developer feedback throughout the preview period.
Updates a customization.
Each time the customization is updated, revision increments by 1.
The current revision must be passed when updating the customization.
This ensures you're working with the latest customization and prevents unintended overwrites.
You can only call this method when authenticated as a Wix app or Wix user identity.