fix: Do not use model_id in Pydantic

[MaxiBoether]

For the dict, we probably do not need to change this, but let's just avoid any potential conflict.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.60%. Comparing base (46137c3) to head (89bbf92).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #628   +/-   ##
=======================================
  Coverage   85.60%   85.60%           
=======================================
  Files         258      258           
  Lines       11311    11311           
=======================================
  Hits         9683     9683           
  Misses       1628     1628           

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[github-actions]

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