{ "$schema":                                "https://json-schema.org/draft/2020-12/schema",
  "$id":                                    "https://schemas.mpai.community/OSD/V1.5/data/BasicRADARSceneDescriptors.json",
  "title":                                  "Basic RADAR Scene Descriptors V1.5", "type": "object", "additionalProperties": false,
                                            "required": [ "Header", "MInstanceID", "BasicRADARSceneDescriptorsID",
                                            "BasicRADARSceneDescriptorsSpaceTime", "ObjectCount", "BasicRADARSceneDescriptors" ],
                                            "properties": {

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

    "ObjectCount":                          { "type": "integer", "minimum": 0 },

    "BasicRADARSceneDescriptors":           { "type": "array", "minItems": 0, "items": { "type": "object",
                                            "additionalProperties": false, "required": [ "ObjectIDOrObject" ], "properties": {
      "ObjectSpaceTime":                    { "$ref": "https://schemas.mpai.community/OSD/V1.5/data/SpaceTime.json" },
      "ObjectIDOrObject":                   { "type": "array", "minItems": 1, "maxItems": 1, "items": { "oneOf": [
                                              { "$ref": "https://schemas.mpai.community/OSD/V1.5/data/RADARObject.json" },
                                              { "type": "string" } ] } } } } },

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