What is the meaning of 1 Corinthians 9:15?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

But I have not used any of these rights. And I am not writing this to suggest that something be done for me. Indeed, I would rather die than let anyone nullify my boast.

Berean Standard Bible (BSB)

But I have used none of these things, and I don’t write these things that it may be done so in my case; for I would rather die, than that anyone should make my boasting void.

World English Bible (WEB)

But{G1161} I{G1473} have used{G5530}{(G5662)} none{G3762} of these things{G5130}:{G1161} neither{G3756} have I written{G1125}{(G5656)} these things{G5023}, that{G2443} it should be{G1096} so{G3779} done{G1096}{(G5638)} unto{G1722} me{G1698}: for{G1063} it were better{G3123} for me{G3427} to die{G599}{(G5629)}{G2570}, than{G2228} that{G2443} any man{G5100} should make{G2758} my{G3450} glorying{G2745} void{G2758}{(G5661)}.

Strong's King James

(15) But I have used nothing, none of this and I'm not writing this so that it will be done so in me! Because it's more good for me to die than anybody to empty my reason for boasting.

The F.O.G*

[15] But I haven't used any of these rights, and I'm not writing this to start now. I'd rather die than have anyone deprive me of this boast of serving freely!

The F.O.G Paraphrase

And I have used none of these things; neither did I write these things that it may be so done in my case, for it is good for me rather to die, than that any one may make my glorying void;

Young's Literal Translation