ApiResponse_TemplateFillResponse_(ApiResponse[TemplateFillResponse])

{
    "code": 0,
    "message": "success",
    "data": {
        "filled_content": "string",
        "suggestions": [
            "string"
        ],
        "completion_rate": 0,
        "missing_fields": [
            "string"
        ]
    }
}