code: def is_all_field_none(self):
          
  
          if self._id_ is not None:
              return False
  
          if self._created is not None:
              return False
  
          if self._updated is not None:
              return False
  
          if self._monetary_account_id is not None:
              return False
  
          if self._amount is not None:
              return False
  
          if self._alias is not None:
              return False
  
          if self._counterparty_alias is not None:
              return False
  
          if self._description is not None:
              return False
  
          if self._type_ is not None:
              return False
  
          if self._sub_type is not None:
              return False
  
          if self._bunqto_status is not None:
              return False
  
          if self._bunqto_sub_status is not None:
              return False
  
          if self._bunqto_share_url is not None:
              return False
  
          if self._bunqto_expiry is not None:
              return False
  
          if self._bunqto_time_responded is not None:
              return False
  
          if self._attachment is not None:
              return False
  
          if self._merchant_reference is not None:
              return False
  
          if self._batch_id is not None:
              return False
  
          if self._scheduled_id is not None:
              return False
  
          if self._address_shipping is not None:
              return False
  
          if self._address_billing is not None:
              return False
  
          if self._geolocation is not None:
              return False
  
          if self._allow_chat is not None:
              return False
  
          if self._request_reference_split_the_bill is not None:
              return False
  
          if self._balance_after_mutation is not None:
              return False
  
          return True
docs: :rtype: bool