The file ID 010019401051C800 refers to (specifically the US version update/DLC) for the Nintendo Switch. Understanding Mario Strikers: Battle League
: This is a 5-on-5, soccer-like sport known as "Strike" where there are no rules—you can tackle, use items, and perform flashy "Hyper Strikes".
: A key feature is the gear system, which allows players to customize their characters' stats like speed, strength, and passing accuracy to fit their playstyle.
: A unique identifier used by the console to recognize the specific software title and region.
The string you provided contains specific technical metadata used in the Nintendo Switch emulation and homebrew communities:
: Indicates a specific update or "patch" level for the game.