Sorry to say, unfortunately.

Technically it "can" be done as an obj file is just a txt file.
But I would not punish a 5-10 year prisoner, that can devote all his time to this, to try to get it working. LOL.

Hey, Blender can do exactly what you want to achieve, and Blender is free.
(and it would be legal to do it yourself)

Sharing a mesh, or even a part of a Poser/DAZ mesh is not legal. (V4 is from DAZ)

Poser 1, 2, 3, 4, 5, 7, P8 and PPro2010, P9 and PP2012, P10 and PP2014 Game Dev
"Do not drive faster then your angel can fly"!