{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/CreateRefundRequest",
  "title": "CreateRefundRequest",
  "type": "object",
  "description": "Request body for creating a refund on a card transfer.",
  "required": [
    "amount"
  ],
  "properties": {
    "amount": {
      "type": "integer",
      "description": "Amount to refund in the smallest currency unit (e.g., cents). Must not exceed the original transfer amount.",
      "minimum": 1
    }
  }
}