Import external model to project

Hello, I am new to the forum and do not know if I should post the question here sorry , but I would like to create a game where the User would indicate the path of an external 3d model application and this aparecese within the game. It would be possible to do this?

There’s an asset store plugin for loading OBJ files:

http://u3d.as/content/starscene-software/obj-reader/1ti