{
    "type": "object",
    "properties": {
        "campaigns": {
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                    "id": {
                        "type": "string",
                        "description": "Unique identifier for the campaign"
                    },
                    "name": {
                        "type": "string",
                        "description": "Campaign name"
                    },
                    "subject": {
                        "type": "string",
                        "description": "Email subject line"
                    },
                    "status": {
                        "type": "string",
                        "enum": ["draft", "scheduled", "sending", "sent", "paused", "cancelled"],
                        "description": "Current campaign status"
                    },
                    "type": {
                        "type": "string",
                        "enum": ["one-time", "recurring", "automated", "drip"],
                        "description": "Type of email campaign"
                    },
                    "templateId": {
                        "type": "string",
                        "description": "ID of the email template used"
                    },
                    "templateName": {
                        "type": "string",
                        "description": "Name of the email template used"
                    },
                    "locationId": {
                        "type": "string",
                        "description": "Location ID associated with the campaign"
                    },
                    "fromEmail": {
                        "type": "string",
                        "description": "Sender email address"
                    },
                    "fromName": {
                        "type": "string",
                        "description": "Sender name"
                    },
                    "replyTo": {
                        "type": "string",
                        "description": "Reply-to email address"
                    },
                    "recipients": {
                        "type": "object",
                        "properties": {
                            "total": {
                                "type": "integer",
                                "description": "Total number of recipients"
                            },
                            "sent": {
                                "type": "integer",
                                "description": "Number of emails sent"
                            },
                            "delivered": {
                                "type": "integer",
                                "description": "Number of emails delivered"
                            },
                            "opened": {
                                "type": "integer",
                                "description": "Number of emails opened"
                            },
                            "clicked": {
                                "type": "integer",
                                "description": "Number of emails clicked"
                            },
                            "bounced": {
                                "type": "integer",
                                "description": "Number of emails bounced"
                            },
                            "unsubscribed": {
                                "type": "integer",
                                "description": "Number of unsubscribes"
                            }
                        },
                        "description": "Recipient statistics"
                    },
                    "analytics": {
                        "type": "object",
                        "properties": {
                            "openRate": {
                                "type": "number",
                                "description": "Email open rate percentage"
                            },
                            "clickRate": {
                                "type": "number",
                                "description": "Email click rate percentage"
                            },
                            "bounceRate": {
                                "type": "number",
                                "description": "Email bounce rate percentage"
                            },
                            "unsubscribeRate": {
                                "type": "number",
                                "description": "Unsubscribe rate percentage"
                            },
                            "deliveryRate": {
                                "type": "number",
                                "description": "Email delivery rate percentage"
                            }
                        },
                        "description": "Campaign analytics"
                    },
                    "scheduling": {
                        "type": "object",
                        "properties": {
                            "scheduledAt": {
                                "type": "string",
                                "format": "date-time",
                                "description": "When the campaign is scheduled to send"
                            },
                            "timezone": {
                                "type": "string",
                                "description": "Timezone for scheduling"
                            },
                            "frequency": {
                                "type": "string",
                                "enum": ["once", "daily", "weekly", "monthly"],
                                "description": "Frequency for recurring campaigns"
                            },
                            "endDate": {
                                "type": "string",
                                "format": "date-time",
                                "description": "End date for recurring campaigns"
                            }
                        },
                        "description": "Campaign scheduling information"
                    },
                    "targeting": {
                        "type": "object",
                        "properties": {
                            "segments": {
                                "type": "array",
                                "items": {
                                    "type": "string"
                                },
                                "description": "Target segments or lists"
                            },
                            "tags": {
                                "type": "array",
                                "items": {
                                    "type": "string"
                                },
                                "description": "Target tags"
                            },
                            "filters": {
                                "type": "object",
                                "description": "Additional targeting filters"
                            }
                        },
                        "description": "Campaign targeting criteria"
                    },
                    "createdBy": {
                        "type": "string",
                        "description": "User ID who created the campaign"
                    },
                    "createdAt": {
                        "type": "string",
                        "format": "date-time",
                        "description": "Campaign creation timestamp"
                    },
                    "updatedAt": {
                        "type": "string",
                        "format": "date-time",
                        "description": "Last update timestamp"
                    },
                    "sentAt": {
                        "type": "string",
                        "format": "date-time",
                        "description": "When the campaign was sent (if applicable)"
                    }
                }
            },
            "description": "Array of email campaigns"
        },
        "pagination": {
            "type": "object",
            "properties": {
                "total": {
                    "type": "integer",
                    "description": "Total number of campaigns"
                },
                "count": {
                    "type": "integer",
                    "description": "Number of campaigns in this response"
                },
                "limit": {
                    "type": "integer",
                    "description": "Maximum number per page"
                },
                "offset": {
                    "type": "integer",
                    "description": "Current offset"
                },
                "hasMore": {
                    "type": "boolean",
                    "description": "Whether there are more results"
                }
            },
            "description": "Pagination information"
        }
    },
    "version": 1
}