Php/アプリストア連携/返金API/AppStore

appleのstorekitの返金のドキュメント

https://developer.apple.com/jp/documentation/storekit/in-app_purchase/handling_refund_notifications/

https://developer.apple.com/documentation/AppStoreServerNotifications/unified_receipt/Latest_receipt_info-data.dictionary

ストアからの通知url設定箇所

appstore管理画面/配信/アプリ情報/appstoreサーバ通知

返金通知のサーバモックJSON

{
  "notificationType": "REFUND",
  "subtype": "DISPUTE", // または "OTHER"
  "notificationUUID": "a1b2c3d4-5678-90ef-1234-567890abcdef",
  "data": {
    "appAppleId": 123456789,
    "bundleId": "com.example.app",
    "bundleVersion": "1.0",
    "environment": "Sandbox",
    "signedRenewalInfo": "...", // 省略可能（テスト時）
    "signedTransactionInfo": "...", // 省略可能（テスト時）
    "unifiedReceipt": {
      "environment": "Sandbox",
      "latest_receipt": "BASE64_ENCODED_RECEIPT_DATA",
      "latest_receipt_info": [
        {
          "cancellation_date_ms": "1625097600000",
          "cancellation_reason": "1", // 1:ユーザー申請, 0:その他
          "product_id": "premium_subscription",
          "transaction_id": "1000000123456789",
          "original_transaction_id": "1000000123456789",
          "purchase_date_ms": "1625000000000",
          "expires_date_ms": "1627600000000"
        }
      ],
      "status": 0
    }
  },
  "version": "2.0"
}