Third Person game with First Person and Third Person aiming

I need help making my third person game have both a third person aim and a first person aim. I want the first person aim to only activate after pressing a button in this case the V key while aiming in third person

Here’s some of the things that I have that I’m currently trying to build upon, but I have no idea what to do next. I can make it change with the V key or the right mouse key, but I want to press the right mouse button then press the V key to switch to First Person. PS The print string is there so you can know when you are aiming.

Hi! Make an additional camera inside the head of the character so that the lens will be in front of the head, then follow the setup here: