# Fastly::BulkUpdateDictionaryItem ## Properties | Name | Type | Description | Notes | | ---- | ---- | ----------- | ----- | | **item_key** | **String** | Item key, maximum 256 characters. | [optional] | | **item_value** | **String** | Item value, maximum 8000 characters. | [optional] | | **op** | **String** | | [optional] | [[Back to API list]](../../README.md#endpoints) [[Back to README]](../../README.md)