payload.json

{
    "messageType": "DATA_MESSAGE",
    "owner": "123456789123",
    "logGroup": "myLogGroup",
    "logStream": "myLogStream",
    "subscriptionFilters": [
        "mySubscriptionFilter"
    ],
    "logEvents": [
        {
            "id": "eventId1",
            "timestamp": 1440442987000,
            "message": "[ERROR] First test message"
        },
        {
            "id": "eventId2",
            "timestamp": 1440442987001,
            "message": "[ERROR] Second test message"
        }
    ]
}