NewObject or SpawnActor

1.How to create a uobject ins?

local Ins = UFogMgr.New()

with outer:

local Ins = UFogMgr.New(outer)

use blueprint class:

local class = UFogMgr.LoadClass(nil, "xxxx/classname.classname_C")

local Ins = UForMgr.New(nil, class)

2. How to spawn actor

        local SpawnLocation = FVector.New(0, 0, 300)
	local SpawnRotation = FRotator.New(0,0,0)
	local transfrom = UKismetMathLibrary.MakeTransform(SpawnLocation, SpawnRotation, FVector.New(1, 1, 1))
	local spawnActor = UGameplayStatics.BeginDeferredActorSpawnFromClass(someworldobject, actorclass, transfrom, ESpawnActorCollisionHandlingMethod.AlwaysSpawn)
	spawnActor = UGameplayStatics.FinishSpawningActor(spawnActor, transfrom)