The Jaguars (along with the Rams) never put offset language into contracts so Lawrence isn't a direct comp in that regard.
Fields, the reports have varied about whether he does have offsets or not.
Lance does not
https://twitter.com/corryjoel/status/1420429339762446338
Playing out the Sam Darnold experience, there were the same two issues - timing of signing bonus and offsets. Jets stuck to their guns on offsets, but caved on signing bonus. I'd expect similar results this time. Very much a matter of principle for the Jets as an organization