neuron/plugins/file/file.json

{
    "tag_regex": [
        {
            "type": 13,
            "regex": ""
        }
    ],
    "file_length": {
        "name": "file_length",
        "description": "",
        "attribute": "required",
        "type": "int",
        "default": 512,
        "valid": {
            "min": 1
        }
    }
}