List Payment Methods

curl --request GET \
  --url https://demo.spreecommerce.org/api/v2/storefront/checkout/payment_methods \
  --header 'X-Spree-Order-Token: <api-key>'

{
  "data": [
    {
      "id": "1",
      "type": "payment_method",
      "attributes": {
        "type": "Spree::Gateway::Bogus",
        "name": "Credit Card",
        "description": "Bogus payment gateway.",
        "preferences": {
          "dummy_key": "PUBLICKEY123"
        }
      }
    },
    {
      "id": "2",
      "type": "payment_method",
      "attributes": {
        "type": "Spree::PaymentMethod::Check",
        "name": "Check",
        "description": "Pay by check.",
        "preferences": {}
      }
    }
  ]
}