Example

{
    "resourceType": "MessageHeader",
    "id": "8ca81026-afd5-4c36-8f32-986c9bdf44c8",
    "event": {
        "system": "http://roche.com/fhir/rdc/message-type",
        "code": "new-bundle",
        "display": "New bundle generated"
    },
    "timestamp": "2018-10-18T14:54:05.744Z",
    "source": {
        "name": "uDTC/Accu-Chek Smart Pix Software",
        "software": "uDTC/Accu-Chek Smart Pix Software",
        "version": "1.05.09",
        "endpoint": "https://uudev-internal.rochedc.accentureanalytics.com/fhirmsg/rdc/v1.0.0/$process-message"
    }
}