{
    "design rules": {
        "min via drill size": 110000, 
        "min uvia drill size": 120000, 
        "min via diameter": 120000, 
        "min track width": 320000, 
        "prohibit courtyard overlap": false, 
        "require courtyards": false, 
        "uvia allowed": true, 
        "min uvia diameter": 470000, 
        "hole to hole spacing": 678976266, 
        "blind/buried via allowed": true
    } 
}