MessageEventDetails

{
    "Details": {
        "BounceID": "string",
        "DeliveryMessage": "string",
        "DestinationIP": "string",
        "DestinationServer": "string",
        "Summary": "string"
    },
    "ReceivedAt": "2019-08-24T14:15:22.123Z",
    "Recipient": "string",
    "Type": "string"
}