Advertising campaign state changed

{
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "$id": "https://minicenter.otus.tw/events/advertising.campaign.state.changed.v1.schema.json",
    "title": "Advertising campaign state changed",
    "description": "An advertising Campaign became active or paused.",
    "type": "object",
    "additionalProperties": false,
    "required": [
        "campaign_id",
        "campaign_version_id",
        "status",
        "effective_at"
    ],
    "properties": {
        "campaign_id": {
            "type": "string",
            "format": "uuid"
        },
        "campaign_version_id": {
            "type": "string",
            "format": "uuid"
        },
        "status": {
            "type": "string",
            "enum": [
                "active",
                "paused"
            ]
        },
        "effective_at": {
            "type": "string",
            "format": "date-time"
        }
    },
    "x-documentation": true,
    "x-reference-id": "advertising-campaign-state-changed",
    "x-domain": "advertising-sponsorship",
    "x-stability": "stable",
    "x-delivery": "Delivered at least once. Deduplicate by Domain Event envelope id, then fetch authoritative state from the Advertiser Portal or project report.",
    "example": {
        "campaign_id": "8a000000-0000-4000-8000-000000000168",
        "campaign_version_id": "8a000000-0000-4000-8000-000000000169",
        "status": "active",
        "effective_at": "2026-08-01T01:00:00Z"
    }
}

{
    "campaign_id": "8a000000-0000-4000-8000-000000000168",
    "campaign_version_id": "8a000000-0000-4000-8000-000000000169",
    "status": "active",
    "effective_at": "2026-08-01T01:00:00Z"
}