Bring Baremetal Node API to Parity with Python SDK #3172

Continuing the work from #3135, I would like to bring the whole of the Node API to parity in one PR.

I think this achieves the right size to make my life easier, while also making it a manageable size for review.

For example, this will include things like

I am happy to work on this personally. Let me know if I should narrow the scope :))