The [BASE] tag means this is the base game. It will not contain any DLC updates (if there are any) unless there's a separate "Update" or "DLC" NSP file.
Look for JWE-CE-NSwTcH-[BASE]-NSP-(eShop)-Ziperto.part1.rar . You cannot use part 2 without part 1. JWE-CE-NSwTcH-[BASE]-NSP-(eShop)-Ziperto.part2.rar
File hosts often limit file sizes. Splitting one big file into part1 , part2 , etc., lets users download massive games (like this one) without needing premium accounts. The [BASE] tag means this is the base game
The ".part2" indicates this is part of a larger file that was split for easier downloading, requiring all parts to be downloaded and extracted together to form the complete game file. You cannot use part 2 without part 1
Based on the file naming convention, this appears to be a multi-part archive for a Nintendo Switch game—specifically, " Jurassic World Evolution: Complete Edition "—intended for homebrew-enabled consoles [1, 2].