[
  {
    "name": "visa",
    "pattern": "^(?!^493698\\d*$)4\\d*$",
    "panLengths": [
      13,
      16,
      18,
      19
    ],
    "cvvLength": 3,
    "images": [
      {
        "type": "image/png",
        "url": "https://access.worldpay.com/access-checkout/assets/visa.png"
      },
      {
        "type": "image/svg+xml",
        "url": "https://access.worldpay.com/access-checkout/assets/visa.svg"
      }
    ]
  },
  {
    "name": "mastercard",
    "pattern": "^(5[1-5]|2[2-7])\\d*$",
    "panLengths": [
      16
    ],
    "cvvLength": 3,
    "images": [
      {
        "type": "image/png",
        "url": "https://access.worldpay.com/access-checkout/assets/mastercard.png"
      },
      {
        "type": "image/svg+xml",
        "url": "https://access.worldpay.com/access-checkout/assets/mastercard.svg"
      }
    ]
  },
  {
    "name": "amex",
    "pattern": "^3[47]\\d*$",
    "panLengths": [
      15
    ],
    "cvvLength": 4,
    "images": [
      {
        "type": "image/png",
        "url": "https://access.worldpay.com/access-checkout/assets/amex.png"
      },
      {
        "type": "image/svg+xml",
        "url": "https://access.worldpay.com/access-checkout/assets/amex.svg"
      }
    ]
  },
  {
    "name": "jcb",
    "pattern": "^(35[2-8]|2131|1800|(308[8-9]|309[0-4])|(309[6-9]|310[0-2])|(311[2-9]|3120)|315[8-9]|(333[7-9]|334[0-9]))\\d*$",
    "panLengths": [
      16,
      17,
      18,
      19
    ],
    "cvvLength": 3,
    "images": [
      {
        "type": "image/png",
        "url": "https://access.worldpay.com/access-checkout/assets/jcb.png"
      },
      {
        "type": "image/svg+xml",
        "url": "https://access.worldpay.com/access-checkout/assets/jcb.svg"
      }
    ]
  },
  {
    "name": "discover",
    "pattern": "^(6011|64[4-9]|65)\\d*$",
    "panLengths": [
      16,
      19
    ],
    "cvvLength": 3,
    "images": [
      {
        "type": "image/png",
        "url": "https://access.worldpay.com/access-checkout/assets/discover.png"
      },
      {
        "type": "image/svg+xml",
        "url": "https://access.worldpay.com/access-checkout/assets/discover.svg"
      }
    ]
  },
  {
    "name": "diners",
    "pattern": "^(30([0-5]|95)|36|38|39)\\d*$",
    "panLengths": [
      14,
      16,
      19
    ],
    "cvvLength": 3,
    "images": [
      {
        "type": "image/png",
        "url": "https://access.worldpay.com/access-checkout/assets/diners.png"
      },
      {
        "type": "image/svg+xml",
        "url": "https://access.worldpay.com/access-checkout/assets/diners.svg"
      }
    ]
  },
  {
    "name": "maestro",
    "pattern": "^(493698|(50[0-5][0-9]{2}|506[0-5][0-9]|5066[0-9])|(5067[7-9]|506[89][0-9]|50[78][0-9]{2})|5[6-9]|63|67)\\d*$",
    "panLengths": [
      12,
      13,
      14,
      15,
      16,
      17,
      18,
      19
    ],
    "cvvLength": 3,
    "images": [
      {
        "type": "image/png",
        "url": "https://access.worldpay.com/access-checkout/assets/maestro.png"
      },
      {
        "type": "image/svg+xml",
        "url": "https://access.worldpay.com/access-checkout/assets/maestro.svg"
      }
    ]
  }
]