public SceneChallengeReqest(InstanceRequest gr, PhaseChallengeRequest cr)
{
this.Requester = gr;
this.cr = cr;
difficulty = Requester.metadata.difficulty.standard ??
throw new Exception("Scene challenges must used fixed difficulties");
}
private static SharedInstanceMetadata FixedDfc(FixedDifficulty fd) =>
} //JSON constructor
public DifficultySettings(FixedDifficulty standard) : this((FixedDifficulty?)standard)
{
}