{
    "1": {
        "method": "addColumn",
        "params": [
            "nexus_packages",
            {
                "name": "p_grace_period",
                "type": "INT",
                "length": 10,
                "decimals": null,
                "values": [],
                "allow_null": true,
                "default": "0",
                "comment": "Grace period in days",
                "unsigned": true,
                "zerofill": false,
                "auto_increment": false,
                "binary": false
            }
        ]
    },
    "2": {
        "method": "addColumn",
        "params": [
            "nexus_purchases",
            {
                "name": "ps_grace_period",
                "type": "INT",
                "length": 10,
                "decimals": null,
                "values": [],
                "allow_null": false,
                "default": "0",
                "comment": "Grace period in seconds",
                "unsigned": true,
                "zerofill": false,
                "auto_increment": false,
                "binary": false
            }
        ]
    }
}