The only legal and safe way to obtain this game is through the official Nintendo eShop on your Switch console. To help you further, could you clarify:
It is the standard format for digital games and DLC downloaded from the Nintendo eShop [5.5].
Downloading NSP files for games you do not officially own via the Nintendo eShop is considered piracy [5.5]. RECALL Switch NSP (eShop)
If you are looking for information on installing a file you already own, I can provide steps on using [5.4].
Files downloaded from unofficial, third-party sites can contain malware or cause system instability. The only legal and safe way to obtain
is likely a reference to a specific indie title available for the Nintendo Switch. When looking for it as an NSP (Nintendo Submission Package) file, users are usually trying to find the eShop version for use on a modded console. Key Takeaways
Distributing, downloading, or using circumvention tools to install pirated games is illegal and violates Nintendo’s intellectual property rights [5.3]. If you are looking for information on installing
These files require a jailbroken Switch running custom firmware (like Atmosphere) and tools like Goldleaf or Tinfoil to install them onto the system or SD card [5.4]. ⚠️ Essential Warnings & Legalities