curl --request GET \
  --url https://{subdomain}.nudj.cx/api/v2/analytics/community/stats/overview \
  --header 'x-api-token: <api-key>'

{
  "totalUsers": 123,
  "activeUsers": 123,
  "totalActionsPerformed": 123,
  "totalChallengesCompleted": 123,
  "totalChallengesStarted": 123,
  "challengeCompletionRate": 123,
  "totalRewardsFromAchievements": 123,
  "totalAchievementsEarned": 123
}