An enum that specifies if this challenge was created by a user (ovrChallengeCreationType_UserCreated) or the app developer (ovrChallengeCreationType_DeveloperCreated).
Users that are invited to this challenge. This method may return null. This indicates that the value is not present or that the curent app or user is not permitted to access it.
Users that have participated in this challenge. This method may return null. This indicates that the value is not present or that the curent app or user is not permitted to access it.
An enum that specifies who can see and participate in this challenge.ovrChallengeVisibility_InviteOnly - Only those invited can participate in it. Everyone can see it.ovrChallengeVisibility_Public - Everyone can participate and see this challenge.ovrChallengeVisibility_Private - Only those invited can participate and see this challenge.