curl --location --request GET 'https://barrack.ai/api/ai/usage-summary/?barrack_id'{
"total_usage": 156,
"total_tokens": 24567,
"total_cost": 0.245,
"current_balance": 45.75,
"currency": "USD",
"authentication_type": "api_key",
"authenticated_user": "my_api_key"
}