| name | data type | description | 
|---|---|---|
| VehicleMonitoringRef | VehicleMonitoringRefStructure | |
| LineRef | LineRef | |
| VehicleRef | VehicleRef | |
| DirectionRef | DirectionRefStructure | |
| Language | string | |
| MaximumVehicles | number | |
| VehicleMonitoringDetailLevel | VehicleMonitoringDetailEnumeration | |
| Extensions | Extensions | |
| version | string | |
Properties inherited from AbstractServiceRequestStructure | 
        ||
| MessageIdentifier | MessageQualifierStructure | |
Properties inherited from AbstractRequestStructure | 
        ||
| RequestTimestamp | string | |
Example
{
  "VehicleMonitoringRef" : {
    "value" : "..."
  },
  "LineRef" : {
    "value" : "..."
  },
  "VehicleRef" : {
    "value" : "..."
  },
  "DirectionRef" : {
    "value" : "..."
  },
  "Language" : "...",
  "MaximumVehicles" : 12345,
  "VehicleMonitoringDetailLevel" : "normal",
  "Extensions" : {
    "any" : {
      "tagName" : "...",
      "schemaTypeInfo" : { },
      "ownerDocument" : { },
      "firstChild" : { },
      "prefix" : "...",
      "nextSibling" : { },
      "parentNode" : { },
      "nodeType" : 12345,
      "nodeValue" : "...",
      "nodeName" : "...",
      "namespaceURI" : "...",
      "childNodes" : { },
      "baseURI" : "...",
      "localName" : "...",
      "attributes" : { },
      "lastChild" : { },
      "textContent" : "...",
      "previousSibling" : { }
    }
  },
  "version" : "...",
  "MessageIdentifier" : {
    "value" : "..."
  },
  "RequestTimestamp" : "..."
}