from metrifox_sdk import MetrifoxClient

client = MetrifoxClient(api_key="your_api_key")

# Check feature access
access = client.usages.check_access({
    "feature_key": "feature_interview_booking",
    "customer_key": "cust-6d11ca90"
})

print(access['data']['can_access'])  # True/False

{
  "data": {
    "customer_key": "cust-mit7k5v8obzs",
    "feature_key": "feature_seats",
    "requested_quantity": 1,
    "can_access": true,
    "unlimited": false,
    "balance": 4,
    "used_quantity": 0,
    "entitlement_active": true,
    "prepaid": false,
    "wallet_balance": 0,
    "message": "Feature found"
  }
}