A notification regarding a campaign whose state changed.
| Name | Type | Description | Notes |
|---|---|---|---|
| campaign | Campaign | ||
| oldState | String | The campaign's old state. Can be one of the following: ['running', 'disabled', 'scheduled', 'expired', 'archived'] | |
| newState | String | The campaign's new state. Can be one of the following: ['running', 'disabled', 'scheduled', 'expired', 'archived'] | |
| ruleset | Ruleset | [optional] |