I see what you want to do, this takes some 3d math to do. I will add an ACE to set a quaternion, but then you need to do the 3d math to set it properly. Probably will add next week.
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Ok, I looked and the ACE is already there. Use Enable Quaternion and Set Quatrenion.
Set quaternion uses this format: "[x,y,z,w]", where x,y,z,w are the values of the quaternion.
You can use JS to create the quaternion using the globatThis.glMatrix libraries, they are documented here:
You could try: