New DMN Editor is removing the data types upon save from included models.

The data types which are getting removed which are included from another model. 

I'm using DMN version v0.26.0 with M1 Mac Book pro.

VS Code:

Version: 1.74.3 (Universal)
Commit: 97dec172d3256f8ca4bfb2143f3f76b503ca0534
Date: 2023-01-09T17:07:18.579Z
Electron: 19.1.8
Chromium: 102.0.5005.167
Node.js: 16.14.2
V8: 10.2.154.15-electron.0
OS: Darwin arm64 22.2.0
Sandboxed: No