The Nutube12 is a generic spice model that can work directly in Spice. The only mistake preventing it from running in Spice is a missing .ends Nutube12. The other two lines are just typos and an unused B-source. Whether you correct them or not is not important.
Nutube-correct.txt (836 Bytes)
If you don’t know how to import a model to Qspice, read this reference. Don’t rely on AI for SPICE simulation; I don’t see that it can handle this topic yet.
General Guide to Import a TI SPICE Model - QSPICE - Qorvo Tech Forum