ListPendingMessagesResponse

{
    "statusCode": 200,
    "instanceId": "018f47ac-7a5b-7cc2-9f9a-9b8d7f6e5d4c",
    "total": 2,
    "messages": [
        {
            "id": "018f47ac-7a5b-7cc2-9f9a-9b8d7f6e5d4c",
            "remoteJid": "120363123456789@g.us",
            "type": "text",
            "status": "queued",
            "scheduledTo": "2026-04-23T12:34:56.000Z",
            "createdAt": "2026-04-23T12:30:00.000Z",
            "updatedAt": "2026-04-23T12:30:00.000Z"
        },
        {
            "id": "018f47ac-7a5b-7cc2-9f9a-9b8d7f6e5d4d",
            "remoteJid": "120363987654321@g.us",
            "type": "image",
            "status": "queued",
            "scheduledTo": null,
            "createdAt": "2026-04-23T12:31:00.000Z",
            "updatedAt": "2026-04-23T12:31:00.000Z"
        }
    ]
}