new_contents: from corehq.motech.repeaters.utils import RepeaterMigrationHelper
  from corehq.motech.repeaters.expression.repeaters import (
      SQLCaseExpressionRepeater,
  )
  
  
  class Command(RepeaterMigrationHelper):
  
      @classmethod
      def couch_doc_type(cls):
          return 'CaseExpressionRepeater'
  
      @classmethod
      def sql_class(cls):
          return SQLCaseExpressionRepeater
  
      def get_sql_options_obj(self, doc):
          return {
              "options": {
                  "configured_fliter": doc.get("configured_filter"),
                  "configured_expression": doc.get("configured_expression"),
                  "format": doc.get("format"),
              }
          }
  
subject: migrate caseexpression repeater