# Fastly::HeaderResponse

## Properties

| Name | Type | Description | Notes |
| ---- | ---- | ----------- | ----- |
| **action** | **String** | Accepts a string value. | [optional] |
| **cache_condition** | **String** | Name of the cache condition controlling when this configuration applies. | [optional] |
| **dst** | **String** | Header to set. | [optional] |
| **name** | **String** | A handle to refer to this Header object. | [optional] |
| **regex** | **String** | Regular expression to use. Only applies to `regex` and `regex_repeat` actions. | [optional] |
| **request_condition** | **String** | Condition which, if met, will select this configuration during a request. Optional. | [optional] |
| **response_condition** | **String** | Optional name of a response condition to apply. | [optional] |
| **src** | **String** | Variable to be used as a source for the header content. Does not apply to `delete` action. | [optional] |
| **substitution** | **String** | Value to substitute in place of regular expression. Only applies to `regex` and `regex_repeat` actions. | [optional] |
| **type** | **String** | Accepts a string value. | [optional] |
| **ignore_if_set** | **String** | Don't add the header if it is added already. Only applies to 'set' action. Numerical value (\"0\" = false, \"1\" = true) | [optional] |
| **priority** | **String** | Priority determines execution order. Lower numbers execute first. | [optional][default to '100'] |
| **service_id** | **String** |  | [optional][readonly] |
| **version** | **String** |  | [optional][readonly] |
| **created_at** | **Time** | Date and time in ISO 8601 format. | [optional][readonly] |
| **deleted_at** | **Time** | Date and time in ISO 8601 format. | [optional][readonly] |
| **updated_at** | **Time** | Date and time in ISO 8601 format. | [optional][readonly] |

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