Link — Nsp - Terraria -0100e46006708000--v0--us--switc...

The v0 tag indicates that this is the (version 1.0.0) of Terraria on Switch, with no updates applied . This is important because Terraria on Switch has received numerous content updates (e.g., 1.4.0.5 Journey's End, then 1.4.4 Labor of Love). A v0 NSP lacks:

: 0100E46006708000 is the unique code Nintendo uses to identify Terraria on their servers. NSP - Terraria -0100E46006708000--v0--US--switc...

Every single official Switch game, update, or DLC has a unique — a 16-character hexadecimal string. The one given is 0100E46006708000 . Breaking it down: The v0 tag indicates that this is the (version 1