{
  "content": [
    {
      "type": "text",
      "text": "{\n    \"mode\": \"default\",\n    \"original_input\": \"test data\",\n    \"message\": \"Processed in default mode (APP_MODE not recognized or not set).\"\n}"
    }
  ],
  "isError": false,
  "structuredContent": {
    "mode": "default",
    "original_input": "test data",
    "message": "Processed in default mode (APP_MODE not recognized or not set)."
  }
}