I should outline the steps someone might take, but emphasize legal and ethical considerations. If someone has a Switch 2 and wants to install the game via an NSP file once it's released, they can do so through the eShop. Alternatively, using homebrew tools like SX OS or Hekate allows running NSP files without going through the eShop, but this requires modifying the console and voids the warranty.
The user probably wants to download the NSP file, but they might be confused about the process. Since the game isn't out yet, they might be trying to find leaked versions or homebrew methods. However, downloading pirated games violates Nintendo's terms of service and is illegal. I need to make sure to mention that in the response. I should outline the steps someone might take,
I also need to clarify that there's no specific "Switch 2 edition" of the game yet. Even if Nintendo releases a different version for the next console, it's likely to be a regular NSP file in the eShop. The term "Jamboree TV NSP" is probably a misunderstanding or a mix-up of features the game has, like the TV minigames. The user probably wants to download the NSP