code: public CollectionRequest<User> findByWorkspace(String workspace) {
      
          String path = String.format("/workspaces/%s/users", workspace);
          return new CollectionRequest<User>(this, User.class, path, "GET");
      }
docs: Returns the user records for all users in the specified workspace or
  organization.
  
  @param  workspace The workspace in which to get users.
  @return Request object