since it is now possible to reset the leaderboard during development.
You can only execute player progress data reset for your drawing leaders.
In the reset leaderboard in the Google Play Developer Console, click the button designated as reset progress in the leaderboard at the bottom of the form for this event. To programmatically use leader reset data, call the API control methods. Link:https://developers.google.com/games/services/common/concepts/leaderboards#resetting_a_leaderboard
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