environment
The server environment, either sandbox or production.
Declaration
string environmentPossible Values
SandboxIndicates that the notification applies to testing in the sandbox environment.
ProductionIndicates that the notification applies to the production environment.
Discussion
You receive notifications in the sandbox environment when you opt in to receive notifications in the sandbox environment and test your app in the sandbox environment. TestFlight also uses the sandbox environment to send notifications. To opt in to receive notifications, see Enter a URL for App Store Server Notifications. For more information about testing, see Testing at all stages of development with Xcode and the sandbox, and Beta Testing Made Simple with TestFlight.