old_contents: from django.core.management.base import BaseCommand
  from onadata.apps.logger.models import Instance
  from onadata.apps.viewer.models.parsed_instance import update_mongo_instance
  
  OLD_INSTANCES = [107, 10, 11, 16, 64, 73, 81, 85, 109, 112,
                   99045, 6, 7, 34, 36, 39, 43, 47, 52, 55, 57, 62, 82, 87,
                   99, 100, 113, 115, 118, 2188, 2, 9, 21, 37, 42, 63, 66,
                   67, 72, 104, 105, 106, 117, 32788, 53712, 53713,
                   53714, 53715, 57105]
  
  class Command(BaseCommand):
      help = 'Create mongo missing data'
  
      def handle(self, *args, **options):
          instances = Instance.objects.filter(is_synced_with_mongo=False).exclude(pk__in=OLD_INSTANCES)
          for i in instances:
              d = i.parsed_instance.to_dict_for_mongo()
              try:
                  x = i.fieldsight_instance
                  d.update({'fs_project_uuid': str(x.project_fxf_id), 'fs_project': x.project_id, 'fs_status': 0, 'fs_site':str(x.site_id), 'fs_uuid':str(x.site_fxf_id)})
                  try:
                      synced = update_mongo_instance(d, i,id)
                      print(synced, "updated in mongo success")
                  except Exception as e:
                      print(str(e))
              except Exception as e:
                  print(str(e))
new_contents: from django.core.management.base import BaseCommand
  from onadata.apps.logger.models import Instance
  from onadata.apps.viewer.models.parsed_instance import update_mongo_instance
  
  OLD_INSTANCES = [107, 10, 11, 16, 64, 73, 81, 85, 109, 112,
                   99045, 6, 7, 34, 36, 39, 43, 47, 52, 55, 57, 62, 82, 87,
                   99, 100, 113, 115, 118, 2188, 2, 9, 21, 37, 42, 63, 66,
                   67, 72, 104, 105, 106, 117, 32788, 53712, 53713,
                   53714, 53715, 57105]
  
  class Command(BaseCommand):
      help = 'Create mongo missing data'
  
      def handle(self, *args, **options):
          instances = Instance.objects.filter(is_synced_with_mongo=False).exclude(pk__in=OLD_INSTANCES)
          for i in instances:
              d = i.parsed_instance.to_dict_for_mongo()
              try:
                  x = i.fieldsight_instance
                  d.update({'fs_project_uuid': str(x.project_fxf_id), 'fs_project': x.project_id, 'fs_status': 0, 'fs_site':str(x.site_id), 'fs_uuid':str(x.site_fxf_id)})
                  try:
                      synced = update_mongo_instance(d, i.id)
                      print(synced, "updated in mongo success")
                  except Exception as e:
                      print(str(e))
              except Exception as e:
                  print(str(e))
subject: update mongo instance creation management command