{
  "type": {
    "username": "johnsmith@mollie.com",
    "firstname": "John",
    "lastname": "Smith",
    "street[0]": "Baker Street 221B",
    "city": "London",
    "postcode": "NW1 6XE",
    "telephone": "0201234567"
  },
  "select": {
    "country_id": "GB"
  }
}