| Name | Type | Description | Notes |
|---|---|---|---|
| event | String | The type of the event. Can be one of the following: ['campaign_state_changed', 'campaign_ruleset_changed', 'campaign_edited', 'campaign_created', 'campaign_deleted'] | |
| campaign | Campaign | The current campaign. | |
| ruleset | Ruleset | The current ruleset. | [optional] |
| placeholders | List<PlaceholderDetails> | The current details of the placeholders in the campaign. | [optional] |
| collection | CollectionWithoutPayload | The collection that was edited. |