How to install in Single Player:
– Download and open OpenIV and turn on Edit mode
– Drag and drop files in
GTAV\Mods\update\x64\dlcpacks\mpimportexport\dlc.rpf\x64\models\cdimages\mpimportexport_female.rpf\mp_f_freemode_01_mp_f_importexport_01
Credits:
otter-creations