{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://schemas.mpai.community/PGM1/V1.0/data/ContextDescriptors.json",
  "title": "Context Descriptors V1.0",
  "description": "The aggregated result of Context Description, delivered to Prompt Creation: the Enhanced Audio Scene Descriptors, the Enhanced Visual Scene Descriptors and the User State.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "Header",
    "MInstance",
    "UEnvironment",
    "SessionID",
    "ContextDescriptorsID",
    "ContextDescriptorsTime",
    "EnhancedAudioSceneDescriptors",
    "EnhancedVisualSceneDescriptors",
    "UserState"
  ],
  "properties": {
    "Header": {
      "type": "string",
      "const": "PGM-CXD-V1.0"
    },
    "MInstance": {
      "type": "string",
      "description": "Identifier of the M-Instance."
    },
    "UEnvironment": {
      "type": "string",
      "description": "Identifier of the U-Environment."
    },
    "SessionID": {
      "type": "string",
      "description": "Identifier of the A-User session."
    },
    "ContextDescriptorsID": {
      "type": "string",
      "description": "Identifier of this instance."
    },
    "ContextDescriptorsTime": {
      "$ref": "https://schemas.mpai.community/OSD/V1.5/data/SimpleTime.json"
    },
    "EnhancedAudioSceneDescriptors": {
      "$ref": "https://schemas.mpai.community/OSD/V1.5/data/EnhancedAudioSceneDescriptors.json",
      "description": "The audio scene with all derived and semantic attributes."
    },
    "EnhancedVisualSceneDescriptors": {
      "$ref": "https://schemas.mpai.community/OSD/V1.5/data/EnhancedVisualSceneDescriptors.json",
      "description": "The visual scene with all derived and semantic attributes."
    },
    "AudioVisualSceneDescriptors": {
      "$ref": "https://schemas.mpai.community/OSD/V1.5/data/BasicMultimodalSceneDescriptors.json",
      "description": "Optional. The Audio-Visual Scene Descriptors, with the Joint Salience attached to the AV Entities, when Audio-Visual Alignment was required."
    },
    "UserState": {
      "$ref": "https://schemas.mpai.community/MMC/V2.5/data/EntityState.json",
      "description": "The interpreted description of the User State."
    },
    "DataXMData": {
      "$ref": "https://schemas.mpai.community/PTF/V1.0/data/DataExchangeMetadata.json"
    },
    "DescrMetadata": {
      "type": "string",
      "maxLength": 2048
    }
  }
}