FullAvailabilityCheckRequest

{
    "availability_check": {
        "national_registration_number": "string",
        "date_of_birth": "2019-08-24",
        "given_name": "string",
        "family_name": "string",
        "email_address": "user@example.com",
        "phone_number": "string",
        "postal_code": "string",
        "currency": "GBP"
    }
}