new_contents: from corehq.motech.repeaters.models import SQLReferCaseRepeater
  from corehq.motech.repeaters.management.commands.migrate_caserepeater import Command as MigrateCaseRepeaters
  
  
  class Command(MigrateCaseRepeaters):
  
      @classmethod
      def couch_doc_type(cls):
          return 'ReferCaseRepeater'
  
      @classmethod
      def sql_class(cls):
          return SQLReferCaseRepeater
  
subject: migrate refercaserepeater