PurchaseSpaCoPayV3Request

Request body for purchasing spa co-pay additional credit on behalf of a client after the reseller has already collected payment externally

{
    "date": "2026-05-10",
    "time": "14:00",
    "client_id": "client_abc123",
    "provider_id": "prov_spa123",
    "service_ids": [
        "srv_spa123",
        "srv_spa456"
    ]
}