A score registered with a leaderboard.
rank: intThe position in the leaderboard, or -1 if no score has been submitted (eg. for the local authorized player before they submit their first score).
score: intThe recorded score, or -1 if no score has been submitted (eg. for the local authorized player before they submit their first score).
formatted_score: StringThe score formatted according to the method selected in the platform game services console for the parent leaderboard. Will be an empty string if score is -1.
player: GSPlayerA GSPlayer object representing the player who recorded this score.