fix: missing sws prop in nodes file

[shpingalet007]

Standards checklist:

• The PR title is descriptive.
• The PR doesn't replicate another PR which is already open.
• The PR has self-explained commits history.
• The code is mine, or it's from somewhere with an Apache-2.0 compatible license.
• The code is efficient, to the best of my ability, and does not waste computer resources.
• The code is stable, and I have tested it myself, to the best of my abilities.
• If the code introduces new classes, methods, I provide a valid use case for all of them.

Changes:

• Set default value if sws prop is not defined

Other comments:

Related to PR #1179