sms.SMSCampaignDetails

{
    "delivery_rate": 0,
    "failure_rate": 0,
    "pending_rate": 0,
    "status_breakdown": {
        "property1": 0,
        "property2": 0
    },
    "total_failed_messages": 0,
    "total_message_count": 0,
    "total_pending_messages": 0,
    "total_segments_used": 0,
    "total_sent_messages": 0
}