{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://developer.webex.com/schemas/message.json",
  "title": "Cisco Webex Message",
  "description": "Represents a message posted in a Webex room, including text, markdown, files, and adaptive card attachments.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier for the message."
    },
    "parentId": {
      "type": "string",
      "description": "The parent message ID if this is a threaded reply."
    },
    "roomId": {
      "type": "string",
      "description": "The room ID where the message was posted."
    },
    "roomType": {
      "type": "string",
      "description": "The type of room.",
      "enum": ["direct", "group"]
    },
    "text": {
      "type": "string",
      "description": "The plain text content of the message.",
      "maxLength": 7439
    },
    "markdown": {
      "type": "string",
      "description": "The message content in markdown format.",
      "maxLength": 7439
    },
    "html": {
      "type": "string",
      "description": "The rendered HTML content of the message."
    },
    "files": {
      "type": "array",
      "description": "Public URLs for files attached to the message.",
      "items": {
        "type": "string",
        "format": "uri"
      }
    },
    "personId": {
      "type": "string",
      "description": "The person ID of the message author."
    },
    "personEmail": {
      "type": "string",
      "format": "email",
      "description": "The email address of the message author."
    },
    "mentionedPeople": {
      "type": "array",
      "description": "Person IDs of those mentioned in the message.",
      "items": {
        "type": "string"
      }
    },
    "mentionedGroups": {
      "type": "array",
      "description": "Group names mentioned in the message.",
      "items": {
        "type": "string"
      }
    },
    "attachments": {
      "type": "array",
      "description": "Adaptive card attachments on the message.",
      "items": {
        "type": "object",
        "properties": {
          "contentType": {
            "type": "string",
            "description": "The content type of the attachment."
          },
          "content": {
            "type": "object",
            "description": "Adaptive card content object."
          }
        }
      }
    },
    "isVoiceClip": {
      "type": "boolean",
      "description": "Whether the message is a voice clip."
    },
    "created": {
      "type": "string",
      "format": "date-time",
      "description": "The date and time the message was created."
    },
    "updated": {
      "type": "string",
      "format": "date-time",
      "description": "The date and time the message was last updated."
    }
  },
  "required": ["id", "roomId", "personId", "created"]
}