{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/ChatMessage-Input",
  "title": "ChatMessage",
  "properties": {
    "role": {
      "$ref": "#/components/schemas/ChatMessageRole"
    },
    "content": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "items": {
            "anyOf": [
              {
                "$ref": "#/components/schemas/ChatMessageContentTextChunk"
              },
              {
                "$ref": "#/components/schemas/ChatMessageContentImageChunk"
              },
              {
                "$ref": "#/components/schemas/ChatMessageContentFileChunk"
              },
              {
                "$ref": "#/components/schemas/ChatMessageContentPDFChunk"
              },
              {
                "$ref": "#/components/schemas/ChatMessageContentVideoChunk"
              }
            ]
          },
          "type": "array",
          "title": "Structured Content"
        },
        {
          "type": "null"
        }
      ],
      "title": "Content"
    }
  },
  "type": "object",
  "required": [
    "role",
    "content"
  ]
}