{
    "content": [
        {
            "type": "text",
            "text": "{\n    \"original\": \"Hello World Test\",\n    \"formatted\": \"HELLO WORLD TEST\",\n    \"length\": 16,\n    \"format_applied\": \"uppercase\"\n}"
        }
    ],
    "structuredContent": {
        "original": "Hello World Test",
        "formatted": "HELLO WORLD TEST",
        "length": 16,
        "format_applied": "uppercase"
    },
    "isError": false
}