CreateSubscriptionCheckoutSessionRequest

{
    "priceUid": "string",
    "billingMode": "FIXED",
    "expectedUsage": {
        "currency": "NGN",
        "amount": "5000.00"
    },
    "strategy": "moderate",
    "customMultiplier": 1.8,
    "customer": {
        "email": "user@example.com",
        "firstName": "string",
        "lastName": "string"
    },
    "successUrl": "http://example.com",
    "cancelUrl": "http://example.com"
}