playerRankobject with the leaderboard list within the response that shows the player rank even if he is not listed within the leaderboard.
achievedCountattribute. Where a 0 represents not yet achieved and 1 or more denotes that a challenge was achieved at least once.
completionPercentageattribute where it represents the current progress. Let's say we have a challenge “Tenth Order” that the user will achieve when making 10 orders. If the user completed 6 orders, the response will look like this: