nostr:npub12l5md7hn2jyms6y9jkkwr2mwzn7mxue4j50lrsw02f5kzxgp8usq9uaj84 If you're building a bunch of them, to speed up the initial fix, the module may have a way to upload assistance data downloaded from the manufacturer's servers into the module. That data is updated every few hours and speeds up the inital fix and improves accuracy.