{"ast_node_type":"other","tokens":[{"end":85,"kind":"keyword","start":0,"text":"TyKind::OpaqueType(opaque_ty_id,"}]}
                        TyKind::OpaqueType(opaque_ty_id, parameters).intern(Interner)
                        let parameters = generics.bound_vars_subst(self.db, self.in_binders);
                    }