# HeaderResponseAdditional ## Properties Name | Type | Description | Notes ------------ | ------------- | ------------- | ------------- **ignore_if_set** | Option<**String**> | Don't add the header if it is added already. Only applies to 'set' action. Numerical value (\"0\" = false, \"1\" = true) | **priority** | Option<**String**> | Priority determines execution order. Lower numbers execute first. | [default to 100] [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)