{ "$id":                                    "https://schemas.mpai.community/OSD/V1.5/data/OfflineMapEventDescriptors.json",
  "$schema":                                "https://json-schema.org/draft/2020-12/schema",
  "title":                                  "OfflineMapEvent Descriptors V1.5", "description": "OfflineMapEvent descriptor set.", 
                                            "type": "object", "required": [ "Header", "OfflineMapEventDescriptorsID",   "OfflineMapEventDescriptorsSpaceTime", "Trace" ], "additionalProperties": false, "properties": {

    "Header":                               { "type": "string", "pattern": "^OSD-OfflineMapEvent-V[0-9]{1,2}[.][0-9]{1,2}$" },
    "MInstanceID":                          { "type": "string" },
    "OfflineMapEventDescriptorsID":         { "type": "string" },
    "OfflineMapEventDescriptorsSpaceTime":  { "$ref": "https://schemas.mpai.community/OSD/V1.5/data/SpaceTime.json" },

    "OfflineMapEventDescriptors":           { "type": "array", "items": { "type": "object", "additionalProperties": false, "properties": {
      "OfflineMapEventIDOrOfflineMapEvent": { "description": "Embedded Event Descriptors (recursive) or an Event ID (by reference).",
                                              "type": "array", "minItems": 1, "maxItems": 1, "items": { "oneOf": [
                                            { "$ref": "https://schemas.mpai.community/OSD/V1.5/data/OfflineMapEventDescriptors.json" },
                                            { "type": "string" } ] } } } } },

    "DataXMData":                           { "$ref": "https://schemas.mpai.community/AIF/V3.0/data/DataExchangeMetadata.json" },
    "DescrMetadata":                        { "type": "string", "maxLength": 2048 } } }