{
    "properties": {
        "collection": {
            "description": "The collection to load the migrations from.",
            "type": "string"
        },
        "from": {
            "description": "The version installed previously.",
            "type": "string"
        },
        "package": {
            "description": "The package to migrate.",
            "type": "string"
        },
        "to": {
            "description": "The version to migrate to.",
            "type": "string"
        }
    },
    "required": [
        "package",
        "collection",
        "from",
        "to"
    ],
    "type": "object"
}