EventErrorDto

{
    "code": "ai_generation_failed",
    "error_type": "ai.connection_terminated",
    "message_key": "errors.ai.timeout",
    "message": "Превышено время ожидания ответа",
    "original_message": "Request timed out.",
    "user_event_id": "507f1f77bcf86cd799439011",
    "details": {
        "stack_trace": "Error: Request timed out.\n    at ...",
        "http_status": 504
    },
    "retry_count": 3
}