Although it helps, size is not a determining factor on whether or not someone can play or not, have a look at Reuben Cotter as an example.
As discussed in the past, being short, unfit and slowish is certainly an issue., the same as being big, unfit and lazy is an issue.
If you have inside information that Doueihi won’t get any NRL game time then fair enough, my view is if he got back to somewhere near his best he would certainly be an asset.
Moving forward the 2025 and beyond, he would highly unlikely command the same money he’s been earning over the past few seasons.