{
"fine": {
"amount": 0.02,
"daysToStart": 1
},
"interest": {
"amount": 0.01,
"daysToStart": 1
},
"allowOverduePayment": true,
"daysUntilDue": {
"type": "absolute",
"amount": 1
},
"updateInvoiceItemOnInsert": true
}