Please contact OP window to obtain the APP_SECRET and provide the following URLs for accepting callbacks from platform:
Login callback URL
This is the URL acted as the entry point of the game. The user will be redirected to this URL with login information.
Payment callback URL
When the user has made a purchase, the SDK will notify the game server by sending a POST request to this URL.
Advertisement callback URL
After the user presses the button/icon of the display wall, the SDK will notify the game server by sending a POST request to this URL.