{
    "assets": {
        "a": {
            "extension": "txt",
            "source": {
                "File": "a.txt"
            }
        },
        "b": {
            "extension": "txt",
            "source": {
                "File": "b.txt"
            }
        },
        "out": {
            "output_base_path": "out_text",
            "extension": "txt",
            "source": {
                "Filtered": {
                    "filter_name": "TestCat",
                    "input_names": [
                        "a",
                        "b"
                    ],
                    "options": {
                        "additional_text": {
                            "String": "test"
                        }
                    }
                }
            }
        }
    },
    "public_assets": [
        "out"
    ]
}