v1.InitializePaymentParams

{
    "amount": 0,
    "customer_email": "string",
    "customer_id": "string",
    "customer_name": "string",
    "customer_phone": "string",
    "customer_pin": "string",
    "failure_url": "string",
    "idempotency_key": "string",
    "metadata": {
        "property1": "string",
        "property2": "string"
    },
    "object_id": "string",
    "object_type": "payment_link",
    "payment_method": "wave",
    "session_id": "string",
    "success_url": "string"
}