Cb4-iat-nswtch-[base]-nsp-(eshop)-ziperto.part3... File

: Indicates this is the core game file, distinct from updates or DLC.

: Specifies that this file is a dump of the digital version of the game rather than a physical cartridge (XCI). CB4-IAT-NSwTcH-[BASE]-NSP-(eShop)-Ziperto.part3...

: Stands for Nintendo Submission Package , the standard digital format used for eShop titles. : Indicates this is the core game file,