async fn load_peer_or_self_review_information(
    conn: &mut PgConnection,
    already_loaded_peer_or_self_review_information: Option<UserExerciseStateUpdateAlreadyLoadedRequiredDataPeerReviewInformation>,
    loaded_user_exercise_state: &UserExerciseState,
    loaded_exercise: &Exercise
) -> ModelResult<Option<UserExerciseStateUpdateRequiredDataPeerReviewInformation>>