Result:
Enable a blurred background or not.
The current user's VB ID.
Whether or not VB is locked.
always false, remove mask feature since 3.11.0
If true, the user can enable VB or blur through the UI and the developer can't call the following APIs to control it: updateVirtualBackgroundList setVirtualBackground lockVirtualBackground
True if the user selected VB, false if not.
vbList, name is VB image name, must be unique and identify different VB image
Virtual background (VB) status success callback