Get demographics for a specific user account.
{ "user_account_id": "user_account_12345" }
{ "user_account_id": "user_account_12345", "gender": { "male_percentage": 45, "female_percentage": 55 }, "age_groups": { "18-24": 20, "25-34": 35, "35-44": 25, "45-54": 15, "55+": 5 }, "locations": [ { "country": "United States", "percentage": 65 }, { "country": "United Kingdom", "percentage": 15 }, { "country": "Canada", "percentage": 10 }, { "country": "Australia", "percentage": 5 }, { "country": "Other", "percentage": 5 } ] }