import_id, so multiple bulks will be grouped into one import.operation: "update" param given, members will be updated. Only attributes present in payload will be updated.id, msisdn, email) members for update will be identified.member_payloads and errors) is permanently removed from serverwaiting status.working status.finished status assigned.failed or waiting_for_retry status. See belowwaiting_for_retry status assigned and it's retries attribute will be incremented.failed status assigned. In such case, please contact us, so we may identify