# File lib/hammer_cli_import/base.rb, line 274
    def get_original_id(entity_type, import_id)
      if was_translated(entity_type, import_id)
        # find original_ids
        @pm[entity_type].to_hash.each do |key, value|
          return key if value == import_id
        end
      else
        debug "Unknown imported #{to_singular(entity_type)} [#{import_id}]."
      end
      return nil
    end