Model of Mosfet Switching in LTspice
You do not need to create a model. You can download the finished model from the manufacturer's website.

https://www.rohm.com/products/sic-power-devices/sic-mosfet/sct3022al-product/documents

In the "Design Model" section are files for Spice to download.

If you do not know how to add a model, here is an example post about it on my blog:

http://sigaris-electronics.eu/2018/11/ltspice-adding-an-element-model-to-the-schema/