Create your license key and OAuth credentials in the one-store to register for the IAP app information.
Apps > select App> In-App > Managed Product > Managed In-App API


[Table] App Registration Fields for ONE Store V7 (V21) Integration
| Field | Description |
|---|---|
| Store ID | Select ONESTORE from the store list |
| App Name | Name to use in the IAP console |
| ONE Store API Version | Select OneStore API V7 from the list |
| ONE Store Package Name | Package name of application registered in the store |
| ONE Store Client ID | ONE Store Oauth Client ID |
| ONE Store Client Secret | ONE Store Oauth Client Secret |
| ONE Store License Key | License Key |
Apps > Select App > In-App Information > Subscriptions > PNS Management > Subscription Status Notifications

https://gw-iap.nhncloudservice.com/markets/ONESTORE/notification/{ONE Store Package Name}/receivehttps://sandbox-gw-iap.nhncloudservice.com/markets/ONESTORE/notification/{ONE Store Package Name}/receive for the server URLThe subscription feature is supported starting with version V21 of the ONE Store In-App Payment SDK.