Nuvei Payment Structure

{
  "$schema": "https://json-structure.org/draft/2025/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/nuvei/main/json-structure/nuvei-payment-structure.json",
  "name": "NuveiPaymentStructure",
  "description": "Logical structure of a Nuvei payment, suitable for documentation and code generation.",
  "type": "structure",
  "properties": {
    "merchant": {
      "type": "structure",
      "properties": {
        "merchantId": { "type": "string", "required": true },
        "merchantSiteId": { "type": "string", "required": true }
      }
    },
    "session": {
      "type": "structure",
      "properties": {
        "sessionToken": { "type": "string" },
        "clientRequestId": { "type": "string" },
        "clientUniqueId": { "type": "string" }
      }
    },
    "amount": {
      "type": "structure",
      "properties": {
        "amount": { "type": "string", "required": true },
        "currency": { "type": "string", "required": true }
      }
    },
    "paymentOption": {
      "type": "structure",
      "discriminator": "kind",
      "variants": {
        "card": {
          "properties": {
            "cardNumber": { "type": "string" },
            "cardHolderName": { "type": "string" },
            "expirationMonth": { "type": "string" },
            "expirationYear": { "type": "string" },
            "CVV": { "type": "string" }
          }
        },
        "alternativePaymentMethod": {
          "properties": {
            "paymentMethod": { "type": "string" },
            "data": { "type": "object" }
          }
        },
        "userPaymentOption": {
          "properties": {
            "userPaymentOptionId": { "type": "string", "required": true }
          }
        }
      }
    },
    "billingAddress": { "$ref": "#/$defs/Address" },
    "shippingAddress": { "$ref": "#/$defs/Address" },
    "items": {
      "type": "array",
      "items": {
        "type": "structure",
        "properties": {
          "name": { "type": "string", "required": true },
          "price": { "type": "string", "required": true },
          "quantity": { "type": "integer", "required": true }
        }
      }
    },
    "urlDetails": {
      "type": "structure",
      "properties": {
        "successUrl": { "type": "string" },
        "failureUrl": { "type": "string" },
        "pendingUrl": { "type": "string" },
        "notificationUrl": { "type": "string" }
      }
    },
    "checksum": {
      "type": "structure",
      "properties": {
        "timeStamp": { "type": "string", "required": true },
        "checksum": { "type": "string", "required": true, "algorithm": "SHA-256" }
      }
    }
  },
  "$defs": {
    "Address": {
      "type": "structure",
      "properties": {
        "firstName": { "type": "string" },
        "lastName": { "type": "string" },
        "address": { "type": "string" },
        "city": { "type": "string" },
        "zip": { "type": "string" },
        "country": { "type": "string" },
        "email": { "type": "string" },
        "phone": { "type": "string" }
      }
    }
  }
}