Create Payment Session

curl --location --globoff 'https://sandbox-payments-{{account-name}}.datmanpay.com/create-session' \
--header 'api_key: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "host": "https://www.example.com",
    "merchant_id": 663207634,
    "order_id": 501534948,
    "customer_id": "4891715",
    "provider": "FH",
    "email": "customer@example.com",
    "phoneNumber": "07123456789",
    "name": "John Doe",
    "Amount": "20.89",
    "AvsHouseNumber": "7",
    "AvsPostcode": "SW1A 1AA",
    "MerchantReference": "MerchantReference4463679085",
    "RedirectUrl": "https://www.example.com/success",
    "CancelUrl": "https://www.example.com/cancel",
    "WebhookUrl": "https://webhook.site/your-webhook-id",
    "backurl": "https://www.example.com/back",
    "firstname": "John",
    "lastname": "Doe",
    "flat": "70",
    "address1": "High Street",
    "address2": "Garden District",
    "SplitFee": [
        {
            "partner_merchant_id": 663208111,
            "type_id": 1,
            "value": 0.5,
            "value_type": "amount"
        }
    ]
}'