How to use union() mathod in Lucid query builder adonis 4.1?

[matondomp]

this is an exemple for that case,but this query doesn't works

const User = use("App/Models/User")
const Database=use("Database")

class User{
async listUsers(){
const getUsers = await User.query
.with("profile")
.select("id")
.union(
await User.query
.with("profile")
.select("Database.raw(-id)")

 )

.fetch()
}
}