MCEdit Filter macro format

macros.json

{
    "Macros": {
        "Test": {
            "Number of steps": 3,
            "0": {
                "Inputs": {
                    "Biome": "Ocean"
                },
                "Name": "Setbiome"
            },
            "1": {
                "Inputs": {
                    "Repeat count": 1
                },
                "Name": "Smooth"
            },
            "2": {
                "Inputs": {
                    "Pick a block:": "block-1:6",
                    "Depth": 4
                },
                "Name": "Topsoil"
            }
        }
    }
}