How to realize Hierachy with multiple parents in typeorm

Question

I am planning to store the hierachy of an organization with typeorm in nestjs. I am using a postgres database for storing that. Every User in the Organization can have multiple superiors and multiple inferiors just like this picture: example hierachy How do I realize that with TypeORM? I need to be able to determine, in my code later on, who is superior and who isnt responsible for UserX.