After sculpting the model, I exported the level 2 geometry mesh and I started editing the model UVs. Unfold3d is excellent software, it is very useful, and then I edited them in Maya.
I used the photographs as material and used Spotlight to make the body texture, it is very powerful, and then I used xNormal to bake the Normal map and the ambient occlusion map.
In the end, I used photoshop to consummate the texture, and added some details.
The final texture