MessageStatusResponse

{
    "success": true,
    "data": {
        "messageId": "string",
        "status": "pending",
        "timestamp": "2019-08-24T14:15:22.123Z",
        "deliveredAt": "2019-08-24T14:15:22.123Z",
        "readAt": "2019-08-24T14:15:22.123Z",
        "error": "string"
    }
}