curl --location --request POST 'https://api.stateset.com/v1/refunds/refund_0901f083-aa1c-43c5-af5c-0a9d2fc64e30/cancel' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer YOUR_API_KEY' \
--data-raw '{
    "reason": "Customer requested to keep the product",
    "notify_customer": true
}'

{
  "id": "refund_0901f083-aa1c-43c5-af5c-0a9d2fc64e30",
  "object": "refund",
  "order_id": "order_123456",
  "customer_id": "cust_abc123",
  "type": "partial",
  "status": "cancelled",
  "previous_status": "processing",
  "reason": "product_damaged",
  "reason_details": "Item arrived with scratches on the surface",
  "cancellation": {
    "reason": "Customer requested to keep the product",
    "cancelled_at": "2024-06-21T10:00:00Z",
    "cancelled_by": "user_456"
  },
  "amounts": {
    "subtotal": 4999,
    "tax": 450,
    "shipping": 0,
    "total": 5449,
    "currency": "USD"
  },
  "timeline": [
    {
      "status": "created",
      "timestamp": "2024-01-20T13:30:00Z",
      "actor": "customer"
    },
    {
      "status": "approved",
      "timestamp": "2024-01-20T13:30:01Z",
      "actor": "system"
    },
    {
      "status": "processing",
      "timestamp": "2024-01-20T13:30:02Z",
      "actor": "system"
    },
    {
      "status": "cancelled",
      "timestamp": "2024-06-21T10:00:00Z",
      "actor": "user_456",
      "note": "Customer requested to keep the product"
    }
  ],
  "updated_at": "2024-06-21T10:00:00Z",
  "notifications": {
    "customer_notified": true,
    "notification_sent_at": "2024-06-21T10:00:05Z"
  }
}