{
  "indexes" : ["Card.id", "Pos.id", "Transaction.fraud_reported"],
  "nodes" : [
    {
      "count_per_worker" : 10,
      "label" : "Card"
    },
    {
      "count_per_worker" : 10,
      "label" : "Pos"
    },
    {
      "count_per_worker" : 20,
      "label" : "Transaction"
    }
  ],
  "compromised_pos_probability" : 0.2,
  "hop_probability" : 0.1
}