Simplify NodeAddRequest and adapt related #1670

Job	Run time
Prepare	58s
Shellcheck	4s
Dependency	6s
Ruff check and force	6s
Check commit	27s
Process test coverage	0s
Create pytest cache for Python ${{ matrix.python-version }}	0s
Run mypy	0s
Process test complexity	0s
Run pytest using Python ${{ matrix.python-version }}	0s
Build and publish Python 🐍 distributions 📦 to TestPyPI	0s
	1m 41s

Provide feedback