in muster-point-patrol/ContentView.swift [61:73]
func observeUsers() {
postsSubscription = Amplify.DataStore.publisher(for: User.self)
.sink {
if case let .failure(error) = $0 {
print("Subscription received error - \(error.localizedDescription)")
}
}
receiveValue: { changes in
// handle incoming changes
print("Subscription received mutation: \(changes)")
queryUsers()
}
}