ChatMessage

A single message in the chat. Role can be developer/system/user/assistant/tool. Content can be string or typed parts (text/image/audio).

{
    "role": "developer",
    "content": "string",
    "name": "string",
    "tool_call_id": "string",
    "audio": {},
    "tool_calls": [
        {}
    ],
    "function_call": {}
}