code: public ItemRequest<Task> removeFollowers(String task) {
      
          String path = String.format("/tasks/%s/removeFollowers", task);
          return new ItemRequest<Task>(this, Task.class, path, "POST");
      }
docs: Removes each of the specified followers from the task if they are
  following. Returns the complete, updated record for the affected task.
  
  @param  task The task to remove followers from.
  @return Request object