applePayConfig property

Implementation

static String applePayConfig = '''{
"provider": "apple_pay",
"data": {
  "merchantIdentifier": "merchant.com.sams.fish",
  "displayName": "Sam's Fish",
  "merchantCapabilities": ["3DS", "debit", "credit"],
  "supportedNetworks": ["amex", "visa", "discover", "masterCard"],
  "countryCode": "US",
  "currencyCode": "USD",
  "requiredBillingContactFields": ["emailAddress", "name", "phoneNumber", "postalAddress"],
  "requiredShippingContactFields": [],
  "shippingMethods": [
    {
      "amount": "0.00",
      "detail": "Available within an hour",
      "identifier": "in_store_pickup",
      "label": "In-Store Pickup"
    },
    {
      "amount": "4.99",
      "detail": "5-8 Business Days",
      "identifier": "flat_rate_shipping_id_2",
      "label": "UPS Ground"
    },
    {
      "amount": "29.99",
      "detail": "1-3 Business Days",
      "identifier": "flat_rate_shipping_id_1",
      "label": "FedEx Priority Mail"
    }
  ]
}
}''';