Purpose - Billie will send a webhook to the PSP notifying them of a new dispute related to an invoice
POST
{
"disputeId": UUID,
"reasonCode": ["return", "goods_not_received", "faulty_goods", "already_paid", "incorrect_invoice", "unauthorized_purchase"],
"captureId": UUID,
"reason": string,
"amount" {
"currency": "EUR",
"amount": int
},
"defenseDeadline": string <date-time>
}