{
  "$id": "charge.paypal.create",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "amount",
    "description",
    "returnUrl",
    "cancelUrl"
  ],
  "properties": {
    "amount": {
      "type": "integer",
      "minimum": 1,
      "maximum": 1000000,
      "description": "A positive integer representing how much to charge"
    },
    "description": {
      "type": "string",
      "minLength": 1,
      "maxLength": 65536,
      "description": "An arbitrary string which you can attach to a charge object"
    },
    "returnUrl": {
      "type": "string",
      "format": "uri"
    },
    "cancelUrl": {
      "type": "string",
      "format": "uri"
    }
  }
}