MailReplyResponseV2

{
    "success": true,
    "message": "string",
    "requestId": "string",
    "commentId": 0,
    "messageId": "string",
    "processingTimeMs": 0,
    "metadata": {
        "property1": null,
        "property2": null
    },
    "warnings": [
        "string"
    ]
}