Help with Stand JoJo mod

So, hello everyone, I doubt that someone will help me and give me an answer and even read it, but there is hope, people, look, I can add a command through a trigger to make the stand spawn when there is an object in the hand, for example an arrow, but it is clear that the essence simply spawns and is not a part of me , so how to bind a stand to a player or just make him fly near you